12ab5d1e-3691-4378-ac18-15b8edad77abIMD JOB

Done. The answer is **2769200000000000 wei** (~0.0027692 ETH), and `check-answer.mjs` prints `ok` for `artifacts/answer.json`. How it was computed: - I wrote a small Node scanner in `test/scratch/seaport-avg.mjs` (modeled on the provided `scan.mjs`: chunked `eth_getLogs` with halving on refusal, duplicates dropped, only totals printed) because the stock scan script can't decode Seaport's nested `SpentItem[]`/`ReceivedItem[]` arrays. - Scanning `https://ethereum-rpc.publicnode.com` over exactly blocks 26019451–26026607, it confirmed chain id 1 and the pinned closing hash, and fetched 12,231 `OrderFulfilled` logs from Seaport 1.5 and 1.6 combined. The pinned hash was also reconfirmed on `https://rpc.flashbots.net/fast`, a second operator (my first cross-check curl used a mistyped hex block number; the corrected call matched the pin exactly). - Applying the brief's definitions — exactly one ERC-721 of `0x69235b…4181` and no other NFT in the fill, listing fills priced as the sum of all consideration amounts with every item ETH/WETH, bid fills priced as the single ETH/WETH offer amount — yielded **50 qualifying sales summing 138460000000000000 wei**. The division is exact: 138460000000000000 / 50 = 2769200000000000, so flooring changes nothing. - `artifacts/answer.json` copies the request id, chain and window verbatim from the brief, states the applied definitions, and uses the `panel` recipe (the brief pins `"evidence": "panel"`, and the checker rejects any chain recipe for it) with the RPC endpoint as its source URL. The file is left untracked for the daemon to upload.

Average: **2,769,200,000,000,000 wei** across 50 qualifying sales. Created [artifacts/answer.json](artifacts/answer.json) with definitions and reproduction code. The required validator printed `ok`.

Created `artifacts/answer.json` with the reproducible computation. Average: **2,769,200,000,000,000 wei** across **50 sales**. Independent decoding confirmed the result; the required validator printed `ok`.

Created [artifacts/answer.json](/home/imd/.identitymd/work/12ab5d1e-3691-4378-ac18-15b8edad77ab/55e82a78-8b88-4940-8ca3-5b0295a00510/artifacts/answer.json). Average sale price: `2769200000000000` wei. Validation passed: `check-answer.mjs` printed `ok`.

Completed [artifacts/answer.json](/home/imd-worker/.identitymd/work/12ab5d1e-3691-4378-ac18-15b8edad77ab/55e82a78-8b88-4940-8ca3-5b0295a00510/artifacts/answer.json). Average sale price: `2769200000000000` wei. The supplied validator reports `ok`.

**2769200000000000** wei (0.0027692 ETH) — 50 qualifying Seaport fills of LTOAD, sum 138460000000000000 wei, mean exact with remainder 0. 47 were WETH bid fills, 3 ETH listing fills, across 4 transactions and 50 distinct token ids; scanned all 12,231 OrderFulfilled events in blocks 26019451–26026607 on public RPC (the keyed dRPC route was over its hourly cap), and cross-checked the count of 50 against an independent ERC-721 Transfer scan on two operators. `node .imd/reads/skills/oracle-assess/scripts/check-answer.mjs artifacts/answer.json` prints `ok` (exit 0).

Created [artifacts/answer.json](artifacts/answer.json) with the reproduction procedure. Average: **2,769,200,000,000,000 wei** across **50 sales**. Required checker printed `ok`; embedded reproduction matched the fetched logs.

`artifacts/answer.json` is written and `check-answer.mjs` prints `ok`. The answer is **2769200000000000 wei**, the average LTOAD sale price over blocks 26019451–26026607. - **Scan:** I fetched all 12,231 Seaport 1.5 and 1.6 `OrderFulfilled` logs over exactly the pinned blocks. - **Sales:** 50 sales qualified, 3 listing fills and 47 bid fills, and none were excluded. - **Average:** the total is 138460000000000000 wei, and 138460000000000000 / 50 = 2769200000000000 exactly, so nothing was rounded. - **Cross-check:** `rpc.mevblocker.io/fast` and the nodereal endpoint each ran a full scan and gave the identical log count and total. Both confirmed chain id 1 and the pinned closing block hash. Publicnode returned HTTP 403 on `eth_getLogs`, so I didn't use it. - **Recipe kind:** the brief sets `evidence: "panel"`, and the checker requires a `panel` recipe in that case, so the recipe is `{kind: "panel", source: "https://rpc.mevblocker.io/fast"}`. That recipe can't be rerun by the deployer. The real reproduction steps are in `notes`, and `definitions` states the sale and price rules I applied. - **Method:** I did not use `scan.mjs` for the figure. It can't decode Seaport's nested offer and consideration arrays, so I wrote a small decoder in `test/scratch/sales.mjs`, which isn't submitted.

Created [artifacts/answer.json](/root/.identitymd/work/12ab5d1e-3691-4378-ac18-15b8edad77ab/55e82a78-8b88-4940-8ca3-5b0295a00510/artifacts/answer.json). Average sale price: `2769200000000000` wei across 50 qualifying sales. Validation passed: `ok`.

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FAILURE: runtime_error

I wrote `artifacts/answer.json` with an answer of **2769200000000000** wei, and `check-answer.mjs` prints `ok` for it. - **Scan:** I scanned one endpoint, `https://ethereum-rpc.publicnode.com`, over exactly blocks 26019451–26026607. Its chain id is 1 and the closing block hash matches the pin. I wrote my own Node decoder because `scan.mjs` doesn't decode Seaport events. - **Count:** The scan returned 12231 `OrderFulfilled` logs from Seaport 1.5 and 1.6, and 50 of them qualified as LTOAD sales. None were skipped for a non-ETH/WETH payment or for being a bundle. - **Result:** The prices sum to 138460000000000000 wei, and dividing by 50 gives 2769200000000000 exactly. The sum is in the answer's `figure` field. - **Recipe kind:** The brief says `"evidence": "panel"`, and the checker rejects any other recipe kind for panel questions. So the recipe is `panel`, with the RPC endpoint and event topic as its `source`, and the full method is in `notes`. - **Definitions:** `sale`, `price` and `average` are stated in the file as the brief defines them. I did not run a second scan. The script I used is in `test/scratch/s.mjs`, which isn't submitted, and the answer file is untracked.

Completed [artifacts/answer.json](/home/imd-worker/.identitymd/work/12ab5d1e-3691-4378-ac18-15b8edad77ab/55e82a78-8b88-4940-8ca3-5b0295a00510/artifacts/answer.json). Average sale price: `2769200000000000` wei. Validation: `check-answer.mjs` prints `ok`.

Created `artifacts/answer.json` with **2769200000000000 wei**, averaged over 50 qualifying sales. The included reproduction code returned the same answer. The required checker printed `ok`.

`artifacts/answer.json` is written, and `check-answer.mjs` prints `ok` for it. The average LTOAD sale price over blocks 26019451–26026607 is **2769200000000000 wei**. - **How I got it:** I scanned 12,231 Seaport 1.5 and 1.6 `OrderFulfilled` logs over the window and decoded them myself. 50 sales qualified under the request's definitions, summing to 138460000000000000 wei. The mean is that sum divided by 50. - **Pinned hash:** the closing block hash matched the pin on both `ethereum-rpc.publicnode.com` and `rpc.flashbots.net/fast`. - **Recipe kind:** the brief says `"evidence": "panel"`, so the recipe has to be a `panel` recipe with a source URL. Nothing is rerun by the deployer for that kind. The full method is in `notes` instead. - **Scan script:** `scan.mjs` can't decode Seaport's nested item arrays, so I used a throwaway script in `test/scratch/`, which is not submitted.

The check passes. Computed the answer from Seaport `OrderFulfilled` logs over the exact pinned block range (26019451–26026607), cross-verified on two independent public RPCs — 50 qualifying LTOAD sales, average price 2769200000000000 wei. `artifacts/answer.json` is written and validated with `check-answer.mjs`.

`artifacts/answer.json` is written, and `check-answer.mjs` prints `ok` for it. The average sale price of LTOAD on OpenSea over blocks 26019451–26026607 is **2769200000000000 wei**, which is the sum of 138460000000000000 wei over 50 sales, rounded down. - **Window check:** I confirmed the closing block hash matches the pin and the chain id is 1, both on the publicnode endpoint. I did not cross-check them on a second endpoint, and I ran only this one scan. - **Sales:** I fetched the collection's ERC-721 Transfer logs (50, in blocks 26020203, 26023001, 26025719 and 26025728). I then decoded the Seaport 1.5 and 1.6 `OrderFulfilled` events in those blocks (51 events) and applied the definitions. - **What qualified:** 50 events qualified, all listing fills paid in ETH. The 51st event was for another collection. No fill was paid in another token, and none was a bundle or an ERC-1155 fill. - **Recipe:** the brief is `evidence: panel`, so the recipe has to be `kind: panel`. Its `source` is the publicnode RPC endpoint plus the Seaport addresses and event topic, so it points at the logs but is not something the deployer can rerun. - **Scan method:** I used my own decoding script rather than the provided `scan.mjs`, because that script can't decode the `OrderFulfilled` arrays. It lives in `test/scratch/sales.mjs` and is not submitted. - **Files:** only `artifacts/answer.json` was written, and it is left untracked.

Created `artifacts/answer.json` with the average **2,769,200,000,000,000 wei** across **50 sales**, plus definitions and a reproducible RPC procedure. The checker prints `ok`.

Created [artifacts/answer.json](/home/imd-worker/.identitymd/work/12ab5d1e-3691-4378-ac18-15b8edad77ab/55e82a78-8b88-4940-8ca3-5b0295a00510/artifacts/answer.json). Average sale price: `2769200000000000` wei. Validation passed: `check-answer.mjs` printed `ok`.

The check prints `ok`, and `artifacts/answer.json` is left untracked (git status is clean apart from ignored/untracked outputs) for the daemon to upload. **Result** - **Answer:** `2769200000000000` wei (≈ 0.0027692 ETH) — the floor-average LTOAD sale price on Seaport over blocks 26019451–26026607. - **Figure (sum):** `138460000000000000` wei over **50** qualifying sales (3 ETH listing fills, 47 WETH bid fills). **How it was computed** - Pulled every `OrderFulfilled` log from Seaport 1.5 and 1.6 over exactly the pinned window from `https://rpc.flashbots.net/fast` (chain id 1, closing hash matched the pin; hash also confirmed on publicnode). 12,231 logs, no chunk refusals. - ABI-decoded each log's `offer`/`consideration` arrays and applied the brief's definitions: exactly one NFT item overall, and it must be itemType 2 of the LTOAD contract; listing fills priced as the sum of considerations (all ETH/WETH), bid fills priced as the offer amount. - Nothing in the window was excluded by the ETH/WETH rule, and there were no bundles or ERC-1155 fills. Two transactions contained multiple qualifying logs (a 2-token sweep and a 33-token batch bid acceptance) — distinct token ids and orders, so each counted once, as the "one event = one sale" definition says. Since the brief's `evidence` is `panel`, the recipe is `{kind: "panel", source: <RPC URL>}`; the exact filter, decoding, and counting are spelled out under `definitions` and `notes`. The scratch decoder lives in `test/scratch/` and is not submitted.

The average LTOAD sale price over the pinned window is **2769200000000000 wei** (about 0.0027692 ETH). It's written to `artifacts/answer.json`, and `check-answer.mjs` prints `ok` for it. - **Scan:** I fetched every Seaport 1.5 and 1.6 `OrderFulfilled` log over exactly blocks 26019451–26026607 and decoded them with the Seaport ABI. The provided `scan.mjs` can't read Seaport's nested item lists, so I used a small decoder of my own in `test/scratch/`, which is not submitted. - **Pin:** chain id 1 and the closing block hash match the pin on both publicnode and drpc. - **Result:** the window has 12,231 `OrderFulfilled` logs. 50 involve LTOAD, and all 50 are sales under the definitions: 3 listing fills and 47 bid fills, paid in ETH or WETH. The prices add up to 138460000000000000 wei and divide evenly by 50, so nothing is lost to rounding. - **Edge cases:** there were no bundles, ERC-1155 fills, fills paid in other tokens, or zero-price counter-orders in the window, so no judgement calls affected the figure. - **Recipe:** the request marks this as a panel-evidence question, so the recipe has to be `panel`. Its `source` names the endpoint, event topic, contracts and block range. None of the chain recipe kinds could decode Seaport's item lists anyway. - **Second full scan:** the skill guidance says a second scan isn't needed. I ran one anyway on drpc because publicnode threw errors partway through the first scan. It returned the same log count and the same result. `artifacts/answer.json` is left untracked, as instructed.

Completed `artifacts/answer.json`. Computed result: `2769200000000000` wei Checks run: `node .imd/reads/skills/oracle-assess/scripts/check-answer.mjs artifacts/answer.json .imd/reads/oracle.json` -> `ok` The artifact records 50 qualifying LTOAD Seaport sales, total price `138460000000000000` wei, floor average `2769200000000000` wei.

I wrote `artifacts/answer.json` with an average sale price of **2769200000000000 wei**. `check-answer.mjs` prints `ok` for it. - **How I got it:** I fetched every Seaport 1.5 and 1.6 `OrderFulfilled` log over blocks 26019451–26026607 from `ethereum-rpc.publicnode.com`, 12,231 logs in all. I decoded them by hand and applied the definitions in the brief. - **What qualified:** 50 sales (3 listing fills and 47 bid fills), totalling 138460000000000000 wei. None of the candidate events was excluded. 138460000000000000 / 50 = 2769200000000000. - **Block hash:** the pinned closing hash, `0x8a84f5aa…`, matched on publicnode and on a second operator (`rpc.flashbots.net/fast`). - **Recipe kind:** the brief says `evidence: panel`, and the checker rejects any other recipe kind for that. So the recipe is `{kind: "panel", source}`, and the source is the RPC endpoint plus the contracts, topic and block range. `notes` describes the exact computation. - **Scan script:** I did not use `scan.mjs`, because it can't decode the nested Seaport item arrays. My decoder is `test/scratch/sales.mjs`, which is not submitted.

Selected model is at capacity. Please try a different model.

FAILURE: runtime_error

Created `artifacts/answer.json` with the reproducible calculation. Average: **2,769,200,000,000,000 wei** across **50 qualifying sales**. Required validator printed `ok`.

Created [artifacts/answer.json](/Users/peterhucik/.identitymd/work/12ab5d1e-3691-4378-ac18-15b8edad77ab/55e82a78-8b88-4940-8ca3-5b0295a00510/artifacts/answer.json). Average sale price: `2769200000000000` wei. Validation passed: `check-answer.mjs` printed `ok`.

stream disconnected before completion: You have no credits remaining. Add credits to continue using the API at https://platform.openai.com/settings/organization/billing/.

FAILURE: runtime_error

The average LTOAD sale price over the pinned window was **2769200000000000 wei** (about 0.0027692 ETH). That comes from 50 qualifying sales totalling 138460000000000000 wei, divided by 50 and rounded down. The answer is in `artifacts/answer.json`, and the answer checker prints `ok` for it. **How I got it:** a small Node script (kept in `test/scratch/`, not delivered) did the following: - It fetched every `OrderFulfilled` event from both Seaport contracts (1.5 and 1.6) over exactly blocks 26019451 to 26026607. It used `https://ethereum-rpc.publicnode.com` in 500-block chunks and split any range the endpoint refused. - It decoded each event's offer and consideration items and applied the price and sale rules exactly as the request states them. **Checks:** - The endpoint reported chain id 1. - The closing block's hash matched the pinned hash on publicnode and also on `rpc.flashbots.net/fast`, which is run by a different operator. **What the scan found:** - There were 12231 `OrderFulfilled` events in the window; 50 involved this collection. - All 50 qualified, with none excluded as bundles, ERC-1155 fills, non-ETH/WETH payment or zero price. They cover 50 different token ids across 4 transactions. - 3 were listing fills and 47 were bid fills paid in WETH. 46 of the bids came from one batch transaction (`0x90795501…`, block 26025719). **Decisions a reviewer should know about:** - **Recipe:** the request marks this as a panel-evidence question, so the recipe has to be `{kind: "panel", source}`. The `source` names the exact query (endpoint, contracts, event topic, block range, Seaport ABI decoding), since none of the on-chain recipe kinds can express this calculation. - **Collection offers:** Seaport records a collection-wide offer's NFT as an ordinary single ERC-721 item in this event, so those fills match the "exactly one ERC-721" rule. - **Definitions:** these follow the request's wording; the only addition is that ETH and WETH are counted one-to-one in wei. Both are in `definitions` and `notes`. I didn't run a second full scan on another endpoint, and I didn't commit anything, as instructed; `artifacts/answer.json` is left untracked for upload.

Created [artifacts/answer.json](/home/worker/.identitymd/work/12ab5d1e-3691-4378-ac18-15b8edad77ab/55e82a78-8b88-4940-8ca3-5b0295a00510/artifacts/answer.json). Answer: `2769200000000000` wei. Validation passed: `ok`.

I wrote `artifacts/answer.json`. The average LTOAD sale price over blocks 26019451–26026607 is **2769200000000000 wei**, and `check-answer.mjs` prints `ok`. - **Sales:** there were 50 qualifying sales, totalling 138460000000000000 wei. - **Method:** I scanned only Seaport 1.5 and 1.6 `OrderFulfilled` logs, restricted to blocks that contain an LTOAD `Transfer`, and decoded them by hand with the definitions' filters. - **Endpoint:** I read from `ethereum-rpc.publicnode.com` only, and confirmed chain id 1 and the pinned closing hash. I did not check the hash on a second endpoint, and I did not run `scan.mjs` because it can't decode Seaport's dynamic arrays. The decoding script is in `test/scratch/run.mjs`, which isn't submitted. - **Recipe:** the brief says `"evidence": "panel"`, so the checker only accepts a `panel` recipe. Its `source` names the endpoint, both Seaport contracts and the event topic. This means the deployer can't mechanically rerun the recipe, and the full method is in `notes`.

Wrote `artifacts/answer.json`: **2,769,200,000,000,000 wei**, averaged over 50 sales. The included reproduction code returned the same result. Required checker printed `ok`.

Created `artifacts/answer.json` with **2769200000000000 wei**, averaged over 50 qualifying sales. The included reproduction script returned the same answer from public RPC data. The required checker printed `ok`.

Created `artifacts/answer.json` with the reproduction recipe. Average: **2,769,200,000,000,000 wei** across **50 sales**. The supplied checker prints `ok`; reproduction code matches the captured RPC data.

Created `artifacts/answer.json` with the reproduction procedure. Average: **2,769,200,000,000,000 wei** across **50 sales**. Required validator printed `ok`.

`artifacts/answer.json` is written, and `check-answer.mjs` prints `ok`. The average LTOAD sale price over blocks 26019451 to 26026607 is **2769200000000000 wei**. - **Sales:** 50 qualifying sales, summing to 138460000000000000 wei. - **Method:** I fetched the collection's Transfer logs over the pinned range, which fall in 4 blocks. In those blocks I decoded the Seaport 1.5 and 1.6 OrderFulfilled logs and applied the request's sale and price definitions. A custom script does this, since `scan.mjs` can't decode Seaport events. It isn't delivered, because `test/scratch/` is not submitted. - **Pin:** the closing block hash and chain id matched on `ethereum-rpc.publicnode.com`. I did not check the hash on a second operator, though the script rotated among three endpoints, listed in `notes`. - **Recipe:** the brief is panel-evidence, so the recipe is `panel`. Its `source` is that RPC plus a description of the computation. The deployer can't rerun a panel recipe, so nothing in the file reproduces the answer mechanically; `notes` carries the method. - **Fifty sales in four blocks:** it looks like a burst of activity. I didn't check whether these were genuine sales. - **Leftover directory:** I briefly ran commands from the wrong directory. The stray `artifacts` folder is gone, but an empty `.imd/reads/test/scratch` directory couldn't be deleted (busy). It sits under the removed-before-submission inputs, so I don't expect it to matter.

`artifacts/answer.json` is written and `check-answer.mjs` prints **ok** (exit 0). It's untracked and not force-added. **Answer: 2769200000000000 wei** (≈0.0027692 ETH) — the floored mean of 50 qualifying LTOAD sales, sum 138460000000000000 wei. How it was computed, over exactly blocks 26019451–26026607: - Pin confirmed on `https://ethereum-rpc.publicnode.com` (chainId 0x1, closing hash matches) and independently on `https://eth-mainnet.public.blastapi.io`. `https://eth.merkle.io` returned 429 and was dropped. - `eth_getLogs` for ERC-721 `Transfer` on `0x69235b…4181` over the window → 50 logs in 4 transactions (the same 50/4 from the second endpoint via the delivered `scan.mjs`, so neither read was truncated). Every Seaport fill of the collection must emit one, so those 4 txs are a superset of candidates. - Their receipts' Seaport 1.5/1.6 `OrderFulfilled` logs (topic0 `0x9d9af8e3…6f31`) were ABI-decoded: 50 events, all qualifying — 3 listing fills in native ETH (11.0, 4.98, 4.98 finney) and 47 WETH bid fills (46 in one bulk offer-acceptance at block 26025719, 1 at 26025728). No bundles, ERC-1155 fills, or other-token payments occurred. - 138460000000000000 / 50 divides exactly, so the floor drops nothing. Two judgement calls worth flagging, both stated under `definitions`: - The brief sets `"evidence": "panel"`, and the check enforces the `panel` recipe for it — so `recipe.source` names the chain read (endpoint, filters, block range, event) and the full method lives in `definitions`/`notes`. None of the chain recipe kinds can express decoding a dynamic Seaport consideration array, so no rerunnable chain recipe exists for this question; the source as written reproduces the figure from public RPC data alone. - "price including fees" is read as the whole consideration sum for listing fills and the gross offer amount for bid fills (fees are paid out of it), with each `OrderFulfilled` counted as one sale.

I'll start by reading the task inputs.I've read the brief and the skill docs. Key points: - Question: average LTOAD sale price on OpenSea (Seaport OrderFulfilled) over blocks 26019451–26026607 on Ethereum mainnet, in wei (floor of mean). - `evidence` is `"panel"`, so per the catalogue the recipe must be `{kind: "panel", source}` — the check script enforces that. - I need to decode OrderFulfilled logs myself (the bundled scan script only sums/ranks raw words), so I'll write a scratch scanner. Let me check the workspace and compute the event topic.Topic0 confirmed (`0x9d9af8e3...6f31` — the canonical Seaport `OrderFulfilled`). Now I'll write a scratch scanner that fetches the logs from both Seaport contracts and applies the pinned sale/price definitions.Scan complete: pin verified, 12,231 OrderFulfilled logs, 50 qualifying LTOAD sales, sum 138.46 ETH, average 2,769,200,000,000,000 wei. Let me sanity-check the price distribution for decode errors.Distribution looks clean (0.002–0.011 ETH, no anomalies). Quick pin cross-check on a second operator's endpoint, then I'll write the answer.Pin confirmed on a second operator. Now writing `artifacts/answer.json` — the brief has `"evidence": "panel"`, so the recipe must be `{kind: "panel", source}` (the check enforces it), with the RPC endpoint as the source.Done. `artifacts/answer.json` passes the plane's check (`ok`). **Answer: `2769200000000000` wei** (~0.002769 ETH) average LTOAD sale price on OpenSea over blocks 26019451–26026607. How it was computed: - Fetched `OrderFulfilled` logs (topic0 `0x9d9af8e3…6f31`) from Seaport 1.5 and 1.6 over exactly the pinned window via `https://rpc.flashbots.net/fast`, chunked with halving on refusal. Closing block hash verified against the pin on two operators (flashbots, publicnode). - Decoded all 12,231 events per the Seaport ABI and applied the pinned definitions: exactly one ERC-721 of `0x6923…4181` and no other NFT items; listing fills priced as the sum of all ETH/WETH consideration (fees included, only when every consideration item is ETH/WETH); bid fills priced as the single ETH/WETH offer amount. - **50 qualifying sales**, sum `138460000000000000` wei → floor mean `2769200000000000` (divides exactly). Prices ranged 0.002–0.011 ETH — tight distribution, no decode anomalies. The brief carries `"evidence": "panel"`, so the recipe is `{kind: "panel", source: "https://rpc.flashbots.net/fast"}` per the catalogue; the open definitions I used (NFT = itemType 2/3, single-item offer requirement for both fill kinds) are stated under `definitions`, and the full method is in `notes`.

Created [artifacts/answer.json](artifacts/answer.json) with **2,769,200,000,000,000 wei**, averaged over 50 qualifying sales, and a self-contained RPC reproduction script. The required checker printed `ok`; decoder and reproduction checks passed.

I wrote `artifacts/answer.json`, and `check-answer.mjs` prints `ok` for it. The average LTOAD sale price on OpenSea over blocks 26019451 to 26026607 is **2769200000000000 wei**, about 0.00277 ETH. - **Count and sum:** 50 qualifying sales summed to 138,460,000,000,000,000 wei, and none were excluded. - **Pin:** I confirmed chain id 1 and the pinned closing hash on `https://ethereum-rpc.publicnode.com`, the only endpoint I read from. I did not cross-check the hash on a second operator, and I did not use the stock `scan.mjs` because it can't decode the sale filter. - **Method:** I fetched LTOAD ERC-721 Transfer logs over the window, which gave 50 logs in 4 blocks. Then I pulled Seaport 1.5 and 1.6 `OrderFulfilled` logs in only those blocks and decoded them by hand, applying the brief's sale and price definitions. - **Recipe type:** The recipe is `panel`, not a chain recipe. The brief is marked `"evidence": "panel"`, so the checker rejects any other kind. The catalogue's `log-sum` also can't express the one-NFT, ETH/WETH filter. Because of this, the recipe `source` only names the RPC endpoint and the method, which sits in `notes`. The deployer can't rerun it as a chain recipe. - **Scratch script:** The script is in `test/scratch/s.mjs` and is not delivered. The `artifacts/` directory is untracked in git.