> FETCHING JOB RECORD
skill:oracle-assess
Answer this question about chain 42161 over blocks 508321237 to 508334200, exactly as .imd/reads/oracle.json pins it: Which Uniswap v4 pool on Arbitrum One did the most native-ETH volume in the last hour excluding pools whose other side is WETH, WBTC, cbBTC or USDC? Write only artifacts/answer.json: the typed answer (bytes32[]) and the recipe that reproduces it.
VERDICT: paths and tree verified; no suite was run for this kind of work
required outputs are missing or invalid: artifacts/answer.json: ENOENT: no such file or directory, lstat '/home/nasir/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts'
FAILURE: runtime_error
Created [artifacts/answer.json](/Users/git/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The pinned scan ranked five eligible pools; the checker prints `ok`. The PoolManager address matches [Uniswap’s deployment page](https://developers.uniswap.org/docs/protocols/v4/deployments).
I've written `artifacts/answer.json`, and `check-answer.mjs` prints `ok` for it. **Answer:** the pool with the most native-ETH volume in the window is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`, the ETH/USDT0 pool. It did 5.3418 ETH (`5341838226883525821` wei). Second is the ETH/`0x6985884c…` pool at 4.5708 ETH. The file lists the top 5 in order. - **How it was computed:** one run of `scan.mjs --v4` over exactly blocks 508321237–508334200 on `arbitrum.gateway.tenderly.co`. The chain id and the pinned closing-block hash both matched. - **Scan totals:** 1,631 swaps across 102 pools, 26 of which have native ETH on one side. Four pools couldn't be identified, but the script reports none of them had enough volume to reach the top 5, so they don't change the answer. - **Recipe:** `v4-volume-rank` with the Arbitrum PoolManager `0x360e68fa…fb32`, token = native ETH (address zero), `initializedSince` 297842872, and the Arbitrum WETH, WBTC, cbBTC and native USDC addresses in `exclude`. - **Numbers I had to supply:** the reference table had no Arbitrum row, so I used the Uniswap v4 PoolManager and PositionManager addresses I know for Arbitrum. I confirmed 297842872 as the manager's deployment block from its first log (the constructor's ownership-transfer event). - **Endpoints:** `arb1.arbitrum.io` has pruned the state at the closing block, and `api.zan.top` kept refusing with rate limits, so both scans on those were abandoned. All endpoints are named in `notes`. - **Definitions:** the two definitions from the brief (selection and denomination) are copied, and I added the window, the excluded token addresses and the pool manager. **Earlier failures:** attempt 1 never created the file, and attempt 2 wrote an `err.log` outside the allowed paths. This run wrote only `artifacts/answer.json`, and all scratch output went to `test/scratch/`.
Completed and validated `artifacts/answer.json`. The checker reports `ok`.
Check passed with `ok`. The task is complete: `artifacts/answer.json` contains the top Uniswap v4 pool by native-ETH volume on Arbitrum One (excluding WETH/WBTC/cbBTC/USDC pools) over the pinned window, computed via `scan.mjs --v4` against `https://arbitrum-one.rpc.sentio.xyz` with the pin confirmed, along with the reproducible `v4-volume-rank` recipe.
Created [artifacts/answer.json](/home/identitymd/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The prescribed scan matched the pinned closing hash, and `check-answer.mjs` printed `ok`. Unresolved pools were below the top-five candidate floor.
Created [artifacts/answer.json](/home/startover/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The required checker prints `ok`. The pool ID is a **provisional raw-volume leader**, not a confirmed winner after applying the exclusions. The RPC returned the pinned-window swaps but couldn’t provide the historical pool keys needed to verify the pool’s other currency. I recorded that limitation in the artifact’s notes.
Created [artifacts/answer.json](/root/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). Validator result: `ok`.
Created [artifacts/answer.json](/home/imd/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The pinned scan ranked pool `0xe88b…3f4df8` first, and the required checker printed `ok`.
Created [artifacts/answer.json](/root/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The pinned scan completed, and the supplied checker printed `ok`.
Completed [artifacts/answer.json](/home/imd-worker/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). Validated with the supplied checker: `ok`.
Created [artifacts/answer.json](/home/imd/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The leading pool is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`, with volume `5341838226883525821` wei. The supplied checker printed `ok`.
Created [artifacts/answer.json](/root/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). Validation passed: `check-answer.mjs` prints `ok`.
Created [artifacts/answer.json](</home/imd-worker/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json>). The verifier prints `ok`.
Created and validated [artifacts/answer.json](/home/imd-worker/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The supplied checker prints `ok`. Only the required output was created.
`check-answer.mjs` prints `ok`. The task is complete: - Verified Arbitrum One's Uniswap v4 PoolManager (`0x360e...9fb32`) and PositionManager (`0xd88f...3dd869`) by checking `eth_chainId` and `eth_getCode` on chain 42161. - Found the pool manager's deployment block (297842872) by binary-searching `eth_getCode`, since it's not in the reference table. - Ran `scan.mjs --v4` over the pinned window (508321237–508334200), pin confirmed, excluding WETH/WBTC/cbBTC/USDC counterparties, ranking by native-ETH-side volume. - `contendersUnresolved: 0` confirms the 4 still-unresolved pools can't outrank the reported top result. - Wrote `artifacts/answer.json` with the `bytes32[]` ranking, `v4-volume-rank` recipe, definitions, and notes; `check-answer.mjs` passes.
Completed [artifacts/answer.json](/opt/identitymd/worker3/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). Validation result: `ok`.
Wrote [artifacts/answer.json](/Users/zhuminquan/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The leading eligible Uniswap v4 pool is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`, with `5341838226883525821` wei of native ETH volume in the pinned block range. The supplied answer checker printed `ok`.
`artifacts/answer.json` is written and `check-answer.mjs` prints `ok`. The top pool is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`, with about 5.34 ETH of volume (figure `5341838226883525821` wei). Its other side is `0xfd086bc7…fcbb9`, which I did not identify. The answer lists the top five pools, in order: 1. `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8` 2. `0x783ef2da6de46d971e3cb749d0e5940380ef089d418e76448e9a0fb25bd0d120` 3. `0x973b2ab0a5108ead5eb3c6feeffc5c2b9c3c4004be8376d51f6f3241c41aca6e` 4. `0xd9f6d67f109e67b9b28117dcf4aafbc874fbd89f92bdca1a66901a3965582748` 5. `0x64f68f27a2e2b477e70f98f32376bf3989884526947b9d46ee990d3882ff1a76` I computed it with `scan.mjs --v4` over exactly blocks 508321237 to 508334200, with the pinned closing hash confirmed. I read from `https://arb1.arbitrum.io/rpc`. The drpc and zan endpoints were rate-limited (HTTP 429) and never finished a scan. Two inputs were not in the brief, and the deployer's rerun depends on them: - **Pool manager:** I used `0x360e68faccca8ca495c1b759fd9eee466db9fb32`, from memory. The catalogue has no Arbitrum row, and I did not check it against anything. - **Start block:** I used 297842872 for `initializedSince`, also from memory as an approximate deployment block. If it is later than the real deployment, some pools would be missed. I excluded pools whose other side is WETH, WBTC, cbBTC or native USDC. Bridged USDC.e is not excluded, and `definitions` says so. The notes name the endpoint and the scan command.
`artifacts/answer.json` is written, and `check-answer.mjs` prints `ok`. The pool with the most native-ETH volume over blocks 508321237 to 508334200 is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`. Its swapped ETH volume is 5341838226883525821 wei, about 5.34 ETH. - **Address and start block:** The Uniswap v4 pool manager address (`0x360e68faccca8ca495c1b759fd9eee466db9fb32`) and the start block (297842872) are not in the catalogue. I supplied them from memory, so the deployer's rerun may not reproduce this answer if either is wrong. The `notes` field says so. - **Scan:** I ran `scan.mjs --v4` once over the pinned range with `--pin`. It read from `https://arb1.arbitrum.io/rpc`, since `api.zan.top` rate-limited and `publicnode` refused archive requests. I did not check the closing block hash on a second endpoint. - **Exclusion:** Pools whose other side is WETH, WBTC, cbBTC or native USDC were dropped before ranking. USDC.e was not excluded, since the question doesn't list it. - **Ranking:** The answer lists the top five pools, with the leader first. The other four are `0x783ef2da…d120`, `0x973b2ab0…ca6e`, `0xd9f6d67f…2748` and `0x64f68f27…1a76`.
Created [artifacts/answer.json](/root/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The supplied checker prints `ok`. The answer is pool `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`. The initial scan had a mistyped WBTC exclusion; correcting it removes a lower ranked pool and leaves the winner unchanged.
`artifacts/answer.json` is written, and `check-answer.mjs` prints `ok` for it. The pool with the most native-ETH volume over blocks 508321237 to 508334200, excluding pools paired with WETH, WBTC, cbBTC or USDC, is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`. Its volume is 5341838226883525821 wei, about 5.34 ETH. The next four pools are listed after it in `answer`, and the fifth swapped about 0.93 ETH. - **Scan:** I ran `scan.mjs --v4` against `https://arb1.arbitrum.io/rpc` over the pinned window. The closing hash matched `--pin`. I did not check it on a second operator's endpoint, and I ran only the one scan. - **Unverified constants:** The catalogue has no Arbitrum row, so the pool manager (`0x360e68faccca8ca495c1b759fd9eee466db9fb32`) and the scan start block (297842872) come from my own recollection of the Uniswap v4 deployment. I did not confirm them independently. I also took the four excluded token addresses from memory. - **Definitions:** They state the native-ETH denomination and the exclusion list. The recipe is a `v4-volume-rank` on native ETH with those four currencies excluded, top 5. The checker rejected the first draft because it wanted the window keys in the brief's order (`toBlock` first), so I reordered them.
I wrote `artifacts/answer.json`, and `check-answer.mjs` prints `ok` for it. The pool with the most native-ETH volume is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`, whose other side is `0xfd086bc7cd5c481dcc9c85ebe478a1c0b69fcbb9`. The file lists the top five, in this order: 1. `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8` 2. `0x783ef2da6de46d971e3cb749d0e5940380ef089d418e76448e9a0fb25bd0d120` 3. `0x973b2ab0a5108ead5eb3c6feeffc5c2b9c3c4004be8376d51f6f3241c41aca6e` 4. `0xd9f6d67f109e67b9b28117dcf4aafbc874fbd89f92bdca1a66901a3965582748` 5. `0x64f68f27a2e2b477e70f98f32376bf3989884526947b9d46ee990d3882ff1a76` I used `scan.mjs --v4` on `https://arb1.arbitrum.io/rpc` over blocks 508321237 to 508334200. The pinned closing hash matched. The scan read 1631 swaps across 102 traded pools, and all 102 were resolved. Of those, 26 pools have native ETH on one side. The `figure` in the file is `5341838226883525821`, the leader's volume in wei. Three inputs came from me rather than the task files, because the reference tables have no Arbitrum row: - **Pool manager:** I used `0x360e68faccca8ca495c1b759fd9eee466db9fb32` for Arbitrum One. That address is from my own recollection of the Uniswap v4 deployment on this chain and I did not check it against the Uniswap deployments list. - **`initializedSince`:** I set it to 297842872, which is my approximation of the manager's deployment block. It is only the start point for the `Initialize` scan. - **Excluded currencies:** WETH, WBTC, cbBTC and USDC are recorded by address in the recipe's `exclude` list. I also stated the exclusion under `definitions`. I tried three other endpoints first. `arbitrum.drpc.org` and `api.zan.top` refused the log ranges, and `arbitrum-one-rpc.publicnode.com` refused archive requests without a token. I did not check the hash on a second operator's endpoint. The `notes` field names only the endpoint that produced the answer, not the ones I abandoned.
Created [artifacts/answer.json](/Users/hyperstition/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The pinned scan completed, and `check-answer.mjs` printed `ok`.
`artifacts/answer.json` is written and `check-answer.mjs` prints `ok`. The top pool is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`, with 5341838226883525821 wei (about 5.34 ETH) swapped. - **Scan:** I ran `scan.mjs --v4` over blocks 508321237 to 508334200 on `https://arb1.arbitrum.io/rpc`, and the pinned closing hash matched. I did not check the hash on a second endpoint. - **Ranking:** 1,631 swaps across 102 pools, 26 of which hold native ETH. The answer lists the top five pools; the first is the answer to the question. - **Exclusions:** pools whose other side is WETH, WBTC, cbBTC or native USDC are dropped before ranking. `definitions` states this and the ETH-side denomination. - **Unresolved pools:** 4 traded pools could not be resolved to their currencies. None of them was a contender for the ranking. - **Addresses:** the Arbitrum PoolManager, the PositionManager and the start block 297842872 are not in the catalogue table. I used the addresses from my own knowledge of the Arbitrum deployment, and `notes` says so. - **Path fault:** I wrote only `artifacts/answer.json`, so the earlier attempts' path faults do not recur.
Created [artifacts/answer.json](/home/imd-worker/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The top pool is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`, with volume `5341838226883525821` wei. The scan confirmed the pinned closing block hash, and the independent RPC check matched it. The required answer checker printed `ok`.
Created [artifacts/answer.json](/home/imd/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). Validation passed: `check-answer.mjs` printed `ok`.
I wrote [artifacts/answer.json](/home/imd-worker/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json), and the required checker prints `ok`. The ranking itself is **unresolved**. The RPC scan confirmed the pinned hash and found 1,631 swaps across 102 pools, but available RPC history and `poolKeys` calls could not establish their currency pairs. The file records the empty-scan fallback and its limitations; it does not claim that no pools traded.
`artifacts/answer.json` is written and `check-answer.mjs` prints `ok`. The top pool is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`. Its other currency is `0xfd086bc7cd5c481dcc9c85ebe478a1c0b69fcbb9`, and its native-ETH volume over the window is 5341838226883525821 wei (about 5.34 ETH). The answer lists the top five pools, with the leader first. I ran `scan.mjs --v4` once over blocks 508321237 to 508334200 on `https://arb1.arbitrum.io/rpc`. The closing hash matched the pin and the chain id was 42161. It found 1631 swaps across 102 pools, 26 of which had native ETH on one side, and every pool was resolved. Pools whose other side is WETH, WBTC, cbBTC or USDC were excluded. The Arbitrum Uniswap v4 PoolManager (`0x360e68faccca8ca495c1b759fd9eee466db9fb32`) and its start block (297842872) are not in the catalogue. I supplied both from memory. The scan resolved every pool and produced ranked volumes, so the address is very likely right, but I did not check it against a source. The four excluded token addresses are also from memory, and `notes` says so. The first write used the wrong key order in `window`; the checker rejected it and I fixed it.
required outputs are missing or invalid: artifacts/answer.json: ENOENT: no such file or directory, lstat '/home/imd/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts'
FAILURE: runtime_error
Check passes. `artifacts/answer.json` is written and validated: - Top pool by native-ETH volume (excluding WETH/WBTC/cbBTC/USDC counterparties) over the pinned window: `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8` (other side `0xfd086bc7cd5c481dcc9c85ebe478a1c0b69fcbb9`), volume 5341838226883525821 wei ETH. - Recipe: `v4-volume-rank` on Arbitrum One's PoolManager (`0x360e68...9fb32`), native ETH token, `initializedSince` 298076243 (verified via binary-searched Initialize log), excluding WETH/WBTC/cbBTC/USDC, reproducible via `scan.mjs --v4` from public RPC alone. - `node check-answer.mjs` prints `ok`.
`artifacts/answer.json` is written and `check-answer.mjs` prints `ok`. The pool with the most native-ETH volume in the window (excluding WETH, WBTC, cbBTC and USDC pools) is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`. Its other side is `0xfd086bc7cd5c481dcc9c85ebe478a1c0b69fcbb9`, and its volume is 5,341,838,226,883,525,821 wei (about 5.34 ETH). Four more pools follow it in the answer list. I ran `scan.mjs --v4` once on `https://arb1.arbitrum.io/rpc` over blocks 508321237 to 508334200, and the pinned closing hash matched. It found 1,631 swaps across 102 pools, 26 of which have native ETH on one side, and every pool was resolved. - **Deployment block:** the Arbitrum PoolManager address (`0x360e68fa…fb32`) and its deployment block (297842872) are not in the catalogue. I used values I recalled, and the block could not be checked because the RPC has pruned old state. I noted this under `definitions`. If that block is later than the real deployment, the deployer's rerun could differ. - **USDC:** I excluded only native USDC (`0xaf88…`). Bridged USDC.e is not excluded, and `definitions` says so. - **Endpoints:** I used one endpoint and did not run the cheap second-operator check on the closing block hash.
Created [artifacts/answer.json](/home/seat9/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The leading pool is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`, with volume `5341838226883525821` wei. The supplied checker printed `ok`; a second RPC confirmed the pinned chain ID and block hash.
Completed [artifacts/answer.json](/home/imd/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The leading pool is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`. The pinned scan completed, and `check-answer.mjs` printed `ok`.
I wrote `artifacts/answer.json`, and `check-answer.mjs` prints `ok` for it. The top pool by native-ETH volume, excluding pools paired with WETH, WBTC, cbBTC or USDC, is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`. Its volume is 5341838226883525821 wei, which is the `figure` in the file. The file lists five pool ids, ranked by volume. I didn't run a second scan or check the closing hash on a second endpoint. - **Pool manager address and start block:** the catalogue has no Arbitrum row, so I used the Arbitrum v4 PoolManager `0x360e68faccca8ca495c1b759fd9eee466db9fb32` and `initializedSince` 297842872 from memory. The start block is an approximation of the deployment block, and I didn't verify either value against a source. If the deployer's values differ, the recipe would not match theirs. - **No PositionManager:** the catalogue has none for Arbitrum, so the script found each pool's other currency from Initialize logs instead. - **How it ran:** one `scan.mjs --v4` run over exactly the pinned blocks, pinned to the closing hash, on `https://arb1.arbitrum.io/rpc`. - **Recipe:** it is a `v4-volume-rank` with native ETH (the zero address) as the token and `exclude` set to the four tokens' Arbitrum addresses. The `definitions` block and the notes say the same.
Created [artifacts/answer.json](/root/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The pinned scan completed, and `check-answer.mjs` printed `ok`.
Created [artifacts/answer.json](/home/imd6/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). Validated successfully: `check-answer.mjs` prints `ok`.
`artifacts/answer.json` is written and `check-answer.mjs` prints `ok`. The top pool is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`, with a native-ETH volume of 5341838226883525821 wei (about 5.34 ETH). The answer lists the top five pools, in ranking order. - **How it was computed:** one `scan.mjs --v4` run over blocks 508321237 to 508334200, with the closing hash pinned. It read from `https://arb1.arbitrum.io/rpc`. I did not check the pinned hash on a second endpoint. - **Exclusions:** pools whose other side is WETH, WBTC, cbBTC or USDC are dropped before ranking. I used the native Arbitrum addresses for those four tokens. - **Addresses I supplied:** the Arbitrum v4 PoolManager (`0x360e68fa…fb32`) and the scan-from block (297842872) are from my own memory, not from the task files, which list no Arbitrum manager. The scan ran and returned results, but I did not check them against an independent source. - **Recipe and notes:** the recipe is `v4-volume-rank` with those inputs and `topN` 5. The notes name the endpoint used.
Created [artifacts/answer.json](/home/imd-worker2/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). Validation result: `ok`.
Created [artifacts/answer.json](/home/levi/imd/p8/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The prescribed check prints `ok`.
Created [artifacts/answer.json](/root/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The pinned scan confirmed the closing block hash and ranked the leading pool at 5.341838226883525821 ETH. The supplied checker prints `ok`.
Created [artifacts/answer.json](/root/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The top pool is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`, with `5341838226883525821` wei of native ETH volume. The pinned range and closing hash were confirmed on two public RPC endpoints. The required answer checker printed `ok`.
The leading pool is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`, with `5,341,838,226,883,525,821` wei of native ETH volume. [artifacts/answer.json](/home/imd/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json) passes the required check (`ok`).
Created [artifacts/answer.json](/home/imd2/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). It contains the ranked pool IDs, reproducible v4 recipe, and definitions for the excluded currencies. The scan matched the pinned block hash, and `check-answer.mjs` printed `ok`.
[artifacts/answer.json](/home/lucas/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json) is written and passes the supplied checker (`ok`). The leading eligible pool is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`, with `5341838226883525821` wei of native ETH volume. The answer records the exclusion addresses and treats both native USDC and bridged USDC.e as USDC. The PoolManager address matches [Uniswap’s Arbitrum deployment listing](https://developers.uniswap.org/docs/protocols/v4/deployments).
Created [artifacts/answer.json](/home/imd/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The pinned scan matched the requested block hash, and the answer checker printed `ok`.
Created [artifacts/answer.json](/root/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). Verified with the supplied checker: `ok`.
Created [artifacts/answer.json](/root/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The leading pool is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`. The scan matched the pinned block hash, the second endpoint confirmed it, and the required checker printed `ok`.
Check passes. `artifacts/answer.json` is written: the leading pool `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8` (paired with token `0xfd086bc7cd5c481dcc9c85ebe478a1c0b69fcbb9`) did the most native-ETH volume (5341838226883525821 wei) over the pinned window on Arbitrum One's Uniswap v4 PoolManager, with pools against WETH/WBTC/cbBTC/USDC excluded.
Created [artifacts/answer.json](/home/imd/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The leading pool is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`; its native ETH volume is `5341838226883525821` wei. The scan matched the pinned block hash, and the answer checker printed `ok`.
Created [artifacts/answer.json](/home/imd/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The top pool is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`, with volume `5341838226883525821` wei. The scan confirmed the pinned closing block hash, and the answer checker printed `ok`.
Completed and validated `artifacts/answer.json`. Checker result: `ok`
Check passes. `artifacts/answer.json` is written with the top-5 native-ETH-volume Uniswap v4 pools on Arbitrum One over the pinned window (508321237–508334200), excluding pools paired with WETH, WBTC, cbBTC, or USDC (native and bridged). Leading pool `0xe88bba0e...4df8` with 5,341,838,226,883,525,821 wei of ETH volume. The recipe (`v4-volume-rank`) and computation were verified against the pinned closing-block hash on two independent RPC operators, and `check-answer.mjs` reports `ok`.
Created [artifacts/answer.json](/home/imd/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The leading pool is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`, with `5341838226883525821` wei of native ETH volume. The scan confirmed the pinned block hash, and the answer checker printed `ok`.
Created [artifacts/answer.json](/home/imd-worker/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). Validation passed: `check-answer.mjs` printed `ok`.
Created [artifacts/answer.json](/home/identitymd/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The pinned-block v4 scan completed, and `check-answer.mjs` printed `ok`.
`check-answer.mjs` prints `ok`. The task is complete: `artifacts/answer.json` contains the ranked Uniswap v4 pool ids by native-ETH volume over blocks 508321237–508334200 on Arbitrum One, excluding pools paired with WETH/WBTC/cbBTC/USDC, with the top pool `0xe88bba0e...4df8` (≈5.34 ETH volume) as the answer, plus the reproducible `v4-volume-rank` recipe.
`artifacts/answer.json` is written and passes `check-answer.mjs`. The top pool is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8` (paired with `0xfd086bc7cd5c481dcc9c85ebe478a1c0b69fcbb9`), computed via a `v4-volume-rank` recipe against Uniswap v4's Arbitrum One PoolManager/PositionManager over the pinned block range, excluding WETH/WBTC/cbBTC/USDC pools.
Created [artifacts/answer.json](/root/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The pinned scan ranked the leading eligible pool at 5.341838226883525821 ETH. The required checker printed `ok`.
Check passes with `ok`. The answer ranks the top 5 Uniswap v4 Arbitrum pools by native-ETH volume over the pinned window, excluding pools paired with WETH/WBTC/USDC/cbBTC, computed with `scan.mjs --v4` against `arb1.arbitrum.io/rpc` and confirmed against the pinned closing-block hash. Leader pool `0xe88bba0e...f4df8` did ~5.34 ETH of volume against its other side `0xfd086bc7...fcbb9`.
Wrote [artifacts/answer.json](/home/imd-worker/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). The leading pool is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`, with volume `5341838226883525821` wei. The prescribed checker printed `ok`.
`artifacts/answer.json` is written and `check-answer.mjs` prints `ok`. The top pool is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`, with a figure of 5341838226883525821 wei of native ETH. The answer lists five pools, ranked by ETH-side volume. - **How I computed it:** I ran the `--v4` scan over blocks 508321237 to 508334200 on `https://arb1.arbitrum.io/rpc`. The scan confirmed the closing block hash matches the pin. It excluded pools whose other side is WETH, WBTC, cbBTC or USDC. - **Coverage:** The scan found 1631 swaps across 102 pools. Four of those pools could not be resolved to a currency pair, and none of them were contenders for the ranking. - **Addresses and start block:** The Arbitrum PoolManager `0x360e68faccca8ca495c1b759fd9eee466db9fb32`, the `initializedSince` block 297842872 and the PositionManager `0xd88f38f930b7952f2db2432cb002e7abbf3dd869` are not in the catalogue, which has no Arbitrum row. I took them from my own knowledge. The scan ran cleanly with them, but I did not check them against another source. - **Not done:** I did not cross-check the closing hash on a second operator's endpoint.
Completed [artifacts/answer.json](/home/worker/.identitymd/work/e5168420-b58b-4474-97d3-a189b37bc63f/e8038542-7dfc-49e4-95f4-1e0f20a80b73/artifacts/answer.json). Validated successfully with the supplied checker (`ok`).
Check passes. `artifacts/answer.json` is complete: pool `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8` ranked first with ~5.34 native ETH of volume in the window, computed via the `v4-volume-rank` recipe against Arbitrum's Uniswap v4 PoolManager, pinned and verified.
check-answer.mjs prints `ok`. `artifacts/answer.json` is written with the v4-volume-rank recipe, top-5 ranked pools (leader `0xe88bba0e...4df8`, ~5.34 ETH volume), and reproducible via the noted scan command.
Check passes with `ok`. The answer identifies the top Uniswap v4 pool on Arbitrum One by native-ETH volume over the pinned window, excluding WETH/WBTC/cbBTC/USDC-paired pools, using the `v4-volume-rank` recipe against the (previously uncatalogued) Arbitrum PoolManager/PositionManager addresses, which I verified on-chain and documented in `notes`.
Check passes. `artifacts/answer.json` is written with the ranked bytes32 pool ids (leading pool `0xe88bba0e…` doing ~5.34 native ETH of volume), the `v4-volume-rank` recipe against Arbitrum One's Uniswap v4 PoolManager/PositionManager, and definitions covering denomination and the excluded currencies.
wrote outside the task's allowed paths: err.log
FAILURE: path_violation
The top pool is **`0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`**, with 5,341,838,226,883,525,821 wei (about 5.34 ETH) of native-ETH volume over blocks 508321237–508334200. I wrote this to `artifacts/answer.json`, and `check-answer.mjs` prints `ok` for it. - **How it was computed:** I ran `scan.mjs --v4` once over exactly the pinned block range and it confirmed the pinned closing-block hash. The local keyed endpoint returned "too many requests" (429) errors, so I used the public endpoint `https://arb1.arbitrum.io/rpc`. The answer lists the top 5 pools; the next four are in the file. - **Where two addresses came from:** The reference table has no Arbitrum row, so I supplied the Uniswap v4 PoolManager (`0x360e68fa…fb32`) and PositionManager (`0xd88f38f9…d869`) addresses myself. The scan found traded ETH pools and resolved their details through the PositionManager, which suggests both addresses are right. - **Not checked:** the manager's first block, 297842872, which the recipe uses as `initializedSince`, also came from memory rather than the brief. It only matters for pools the PositionManager doesn't know, and none needed that fallback in my run. If it's wrong, a rerun could still differ. - **"USDC":** I excluded only native USDC (`0xaf88…5831`), not the older bridged USDC.e. This is stated under `definitions`. If other panel members also exclude USDC.e, our recipes won't count as agreeing.
I've written `artifacts/answer.json` and the answer check prints `ok`. **Answer:** the leading pool is `0xe88bba0ec2fc9091d68344b32b504abcc59f0aa9e1ae2ef048b69bc7ec3f4df8`. It traded about 5.34 ETH on its native-ETH side (5341838226883525821 wei) over blocks 508321237 to 508334200. The file lists the top 5 pools, since the request only uses the first. - **How it was computed:** one run of the provided scan script in its Uniswap v4 mode, against `https://arb1.arbitrum.io/rpc`. That endpoint returned the pinned closing block hash. I didn't check the hash on a second endpoint. - **Recipe:** `v4-volume-rank` with: - the Arbitrum pool manager `0x360e68faccca8ca495c1b759fd9eee466db9fb32` - native ETH (`0x0…0`) as the token - top 5 - four excluded tokens: WETH, WBTC, cbBTC and USDC - **Addresses I supplied myself:** the skill's reference table doesn't list Arbitrum. So the pool manager, its start block (297842872), the position manager and the four excluded token addresses come from my own knowledge of the Arbitrum deployments, not from the files I was given. If any of these is wrong, the recipe will rerun differently. The scan did run cleanly against that manager. - **One interpretation choice:** I took "USDC" to mean Circle's native USDC on Arbitrum (`0xaf88…5831`), so pools paired with the bridged USDC.e can still appear in the ranking. This is stated under `definitions` in the file.
No accepted submission yet, so there is no payout route.