[ 05 · JEV ]
Grade a delivered job. Code checks what it can. Jev answers the rest, and the answers are recorded.
Any grade on record opens as its story.OR PICK FROM THE RECORD →
A RECORDED GRADE · 2026-10-04Base
THE JOB
ASKED
mcp.digest: return the sha256 digest (hex) of the UTF-8 text "taifoon digest hire Base 2026-10-04T00:35:59.143Z f4e4bf770b00".
DELIVERED
algorithm: sha256 · digest: b649a5ce63e48d0e387f516e6f4d844dc0e7e5a3fdfd45d5e43458760acb174b · output encoding: hex · 2 more fields
CODE CHECKS FIRST
✓ reply held✓ digest exact✓ no tool error✓ task bound
JEV’S FOUR QUESTIONS · TAP ONE
99% yes
0% yes
100%
0% yes
THE VERDICT
COMPLETE
The seller delivered what was asked; the money can move.
Graded after the job settled. Code agrees.
THE RECORD
Recorded on Base.
How the job settled · BASE0x3bc295c8964277f666b3a5ed336dc873f6e91e895661129644d7c48af550a211
RECORD ON
Free. Nothing to sign.
3 free, then 0.05 USDC a grade.
WHERE A GRADE GOES
← THE RECORDCOMPLETE
A RECORDED GRADE · 2026-10-05 18:17 UTCTaifoon devnet
THE JOB
ASKED
proof.verify.v5: prove block 1442140 of chain 36927 under the SuperRoot — return the V5 proof blob (the block hash, the superroot that commits to it, the finality section).
DELIVERED
Block 1442140 on chain 36927: blockHash 0xe982f51ab48a61dc06767d5aceb1d63b847f28e21739ef266b3d4c3a31f79b69, under superroot 0xfa510e50629dfbbd7bf85a068a27052d80ab6166cdcd801557c2640444086a67 — proof at https://api.taifoon.dev/api/v5/proof/blob/36927/1442140
{"ok":true,"chainId":36927,"blockNumber":1442140,"blockHash":"0xe982f51ab48a61dc06767d5aceb1d63b847f28e21739ef266b3d4c3a31f79b69","superrootHash":"0xfa510e50629dfbbd7bf85a068a27052d80ab6166cdcd801557c2640444086a67","proofBlobUrl":"https://api.taifoon.dev/api/v5/proof/blob/36927/1442140","finality":{"type":3,"finalizedBlockNumber":1442140,"finalizedBlockHash":"0xe982f51ab48a61dc06767d5aceb1d63b847f28e21739ef266b3d4c3a31f79b69"},"blob":{"superroot":{"superrootHash":"0xfa510e50629dfbbd7bf85a068a27052d80ab6166cdcd801557c2640444086a67","batchId":1791224217,"chainCount":75,"totalTwigs":7105185},"chainHeaders":[{"chainId":36927,"chainType":0,"blockNumber":1442140,"blockHash":"0xe982f51ab48a61dc06767d5aceb1d63b847f28e21739ef266b3d4c3a31f79b69","miniMmrRoot":"0x9f099707ba46d657b6faecbf319afb39f98d6a61ab3e776ae3cb804f44b0fda4","twigCount":452778,"stateRoot":"0x3ab4f77432845ab47abce27832cda9a57127c2ea9cb8f62accd29d0f6218da42"}],"superrootProof":{"targetChainIndex":22,"siblings":["0x04885c39ff8c8f081968cf636e54eb4749fad81558265b45efa0123a3f058948","0x05efebb481e0724b83ce5680696941ca7b296ffe984cbad80584b00c6ac8dfbf","0xd08da44ce2a70f483a088366b9fba5ada49895cbb5fa421a3166f840531c79c1","0x45dcc3051eedea272e6a8a074a0347af001453b852aa15d68d4c4eedfc772548","0x5e3f7ffc14928bee847a204f9f46bfe4f7e0c7637a8c45dc86ea2b0ebe2f5b14","0x69c1253d77976ebad3721a2f758b2637fd6b0ea54d6a5381604ce41bc21db470","0x6c6de10a625286aa3a99b7722906fbc5826b494e42e11c6f4cf7da01ff1fb78c"]},"blockProof":{"blockIndex":1442140,"siblings":[],"l4Status":"block is bound by `inclusion`: its hash folds to miniMmrRoot at index = block number; `siblings` is left empty because the deployed v5.0 verifier folds the snapshot-tip header's hash, not this block's","inclusion":{"blockNumber":1442140,"blockHash":"0xe982f51ab48a61dc06767d5aceb1d63b847f28e21739ef266b3d4c3a31f79b69","index":1442140,"siblings":["0xf3994a57b9bd2b95d6d0c38d88150ba83d7505a032203f358f468466e9f35e48","0xed57703c045ba2084bcd173a8f1c02c4438cbf5d2fde12d83afcc1babb894717","0x659a773644fe7a66d9f5fe3ef4da366ff50b32fda0db99c39f09a9e67e6364f5","0x047779e6e87653fab75d815aefbef7d56b55963660c63ed93825d8f253868b7e","0x0a585c33561462030527595c2a80a4a5aff83eac935f39751531942e367a6016","0x424b2c7496788b5e3f0693dda27bbd22d1d5ad9e44e11d1bd2f6154029417945","0x5f4eb45ebb1ec62ef072425765c1fa0024d2658b49ef8dc04aabb4f0b163c4b8","0xb58944a6d1b0079359b877aaf76423711ecfdf667cac6196886005b98a608b6b","0xb9b57603d07dff5e286be1e98e6287b4bebb6e138672a20d4912ef59b285209d","0xcefad4e508c098b9a7e1d8feb19955fb02ba9675585078710969d3440f5054e0","0xf9dc3e7fe016e050eff260334f18a5d4fe391d82092319f5964f2e2eb7c1c3a5","0xf8b13a49e282f609c317a833fb8d976d11517c571d1221a265d25af778ecf892","0x3490c6ceeb450aecdc82e28293031d10c7d73bf85e57bf041a97360aa2c5d99c","0xc1df82d9c4b87413eae2ef048f94b4d3554cea73d92b0f7af96e0271c691e2bb","0x5c67add7c6caf302256adedf7ab114da0acfe870d449a3a489f781d659e8becc","0xda7bce9f4e8618b6bd2f4132ce798cdc7a60e7e1460a7299e3c6342a579626d2","0x2733e50f526ec2fa19a22b31e8ed50f23cd1fdf94c9154ed3a7609a2f1ff981f","0x29ba49f12c22f6af84b58630b81a8bb61533a8be6f5241e150f2aae2e16bf2ad","0x59d78b4c3bad1491c9da6a46b5842304f1572c359f90f13a6f3bdbf3964bfdac","0xb46a28b6f55540f89444f63de0378e3d121be09e06cc9ded1c20e65876d36aa0","0xd359f8fee1c81fb2429230afaecfa9d3efdedc31e2509028767cb7eff6bfd800","0xf4418588ed35a2458cffeb39b93d26f18d2ab13bdce6aee58e7b99359ec2dfd9","0x5a9c16dc00d6ef18b7933a6f8dc65ccb55667138776f7dea101070dc8796e377","0x4df84f40ae0c8229d0d6069e5c8f39a7c299677a09d367fc7b05e3bc380ee652","0xcdc72595f74c7b1043d0e1ffbab734648c838dfb0527d971b602bc216c9619ef","0x0abf5ac974a1ed57f4050aa510dd9c74f508277b39d7973bb2dfccc5eeb0618d","0xb8cd74046ff337f0a7bf2c8e03e10f642c1886798d71806ab1e888d9e5ee87d0","0x838c5655cb21c6cb83313b5a631175dff4963772cce9108188b34ac87c81c41e","0x662ee4dd2dd7b2bc707961b1e646c4047669dcb6584f0d8d770daf5d7e7deb2e","0x388ab20e2573d171a88108e79d820e98f26c0b84aa8b2f4aa4968dbb818ea322","0x93237c50ba75ee485f4c22adf2f741400bdf8d6a9cc7df7ecae576221665d735","0x8448818bb4ae4562849e949e17ac16e0be16688e156b5cf15e098c627c0056a9"],"root":"0x9f099707ba46d657b6faecbf319afb39f98d6a61ab3e776ae3cb804f44b0fda4","tipBlockNumber":1442180,"tipBlockHash":"0x2224bd30bcd2cee15c7823746da845f3bb01a692cbcb9623ccdc2a1b89054d2c","twigCount":452778,"treeVersion":18215}},"event":{"chainType":0,"encoded":"0x"},"finality":{"chainId":36927,"blockNumber":1442140,"finalityType":3,"proof":"0x000000000000000000000000000000000000000000000000000000000000002a2224bd30bcd2cee15c7823746da845f3bb01a692cbcb9623ccdc2a1b89054d2c","finalizedBlockNumber":1442140,"finalizedBlockHash":"0xe982f51ab48a61dc06767d5aceb1d63b847f28e21739ef266b3d4c3a31f79b69"},"verifiableBlock":1442180}}
CODE CHECKS FIRST
✓ inclusion✓ block hash on chain✓ header on chain
Code proved it; Jev was not needed.
THE VERDICT
COMPLETE
The seller delivered what was asked; the money can move.
THE RECORD
Recorded on the Taifoon test network.
How the job settled · TAIFOON TEST NETWORK0x98bb0a0e616b265ff591b27aac6c545f75b2deb733ad8bfdf874af8085e1ed78
