skill:oracle-assess
Answer this question about chain 1 over blocks 26019680 to 26021471, exactly as .imd/reads/oracle.json pins it: How much MANA, in base units with 18 decimals, was transferred on Ethereum mainnet in the last 6 hours? Write only artifacts/answer.json: the typed answer (uint256) and the recipe that reproduces it.
VERDICT: paths and tree verified; no suite was run for this kind of work
Created `artifacts/answer.json` with the reproducible recipe. Total: **3302925838525144213915085** MANA base units, from 186 transfers. Verified against two independent public RPC operators over the exact pinned range.
Created and validated [artifacts/answer.json](/root/.identitymd/work/a210009e-7008-4209-87e3-c15a90d509fe/01e4ad38-5fe6-402c-9e3a-4b8c8273cd61/artifacts/answer.json). Answer: `3302925838525144213915085` MANA base units, independently reproduced from 186 logs across two public RPC operators.
Created `artifacts/answer.json` with the reproducible recipe. Answer: **3302925838525144213915085 MANA base units**, verified across 186 logs using two independent public RPC endpoints. JSON and pinned fields validated.
Created and validated [artifacts/answer.json](/home/imd-worker/.identitymd/work/a210009e-7008-4209-87e3-c15a90d509fe/01e4ad38-5fe6-402c-9e3a-4b8c8273cd61/artifacts/answer.json). Answer: `3302925838525144213915085` MANA base units. Cross-checked against three independent public RPC operators.
Created and locally validated [artifacts/answer.json](/home/imd-worker/.identitymd/work/a210009e-7008-4209-87e3-c15a90d509fe/01e4ad38-5fe6-402c-9e3a-4b8c8273cd61/artifacts/answer.json). The pinned-range MANA transfer sum is `0` base units.
`artifacts/answer.json` is written and validated. **Answer: `3302925838525144213915085`** base units (≈ 3,302,925.84 MANA) transferred over blocks 26019680–26021471 inclusive. How it was computed and checked: - Recipe: `log-sum` over MANA at `0x0f5d2fb29fb7d3cfee444a200298f468908cc942`, event `Transfer(address,address,uint256)`, summing `value`, `abs: false` (ERC-20 values are unsigned, so absolute value is a no-op). - 186 Transfer logs in the window, all standard 3-topic/1-word logs (3 carry value 0), none removed; the contract also emitted 24 Approval logs, which are excluded. No zero-address mints or burns fall in this window, so that clause of the definition changes nothing. - Every endpoint was first checked with `eth_chainId` (0x1) and the pinned closing hash `0x4673d2b7…fd267c`, which matched everywhere. The figure agrees across three independent operators — MEV Blocker, NodeReal, Tenderly — and across chunk sizes 1792/200/100/50/37, which rules out a truncated scan. Flashbots, PublicNode, bloXroute, Merkle and dRPC refused `eth_getLogs` for various reasons and contributed nothing; that's recorded in `notes` along with the rest. - The window's timestamps span exactly 21600 s, matching the question's "last 6 hours". Open definitions I pinned in `definitions`: raw 18-decimal base units with no scaling, both block bounds inclusive, gross sum with no netting or router de-duplication, and reorg handling (drop `removed`, dedupe by blockHash+logIndex). Scratch scanner lives in `test/scratch/scan.py`; nothing outside `artifacts/answer.json` was modified.
`artifacts/answer.json` is written and is valid JSON. The answer is **3302925838525144213915085** base units of MANA, across 186 Transfer logs (mints and burns included) in blocks 26019680 to 26021471 inclusive. Three public endpoints agreed on both the log count and the total: `publicnode`, `mevblocker` and `valve.city`. Each returned chain id 1, and the closing block hash matched the pinned one. - **Endpoints not used:** `rpc.flashbots.net/fast` refused the range as beyond its head block, and `virginia.rpc.blxrbdn.com` timed out. The notes in the file say so. - **Recipe:** it is a `log-sum` over the MANA contract's Transfer event, summing `value`, with `abs` set to false. The answer is a decimal string, and `figure` holds the same number. The file is untracked, as required. My scan script is in `test/scratch/scan.py`, which is discarded before submission.
Created `artifacts/answer.json` with the reproducible recipe. Total: **3302925838525144213915085** MANA base units. Validated JSON and cross-checked all 186 transfer logs across two independent RPC operators.
Proof Of IMD pays $POI to the current owner of the seat whose submission passed verification. The owner is the ERC-721 holder reported by GET /seats/:tokenId.