[ 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 · 2026-10-06 19:55 UTCTaifoon devnet
THE JOB
ASKED
proof.verify.v5: prove block 1487474 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 1487474 on chain 36927: blockHash 0x22dd607d8f5342786e2cfe986764830f567c5229f3259b028259ec8b46f950ad, under superroot 0xb5d5b318388c9596f2baa16579f8c7c23074d51924e4c6e04eed4ad5ebdcfc32 — proof at https://api.taifoon.dev/api/v5/proof/blob/36927/1487474
{"ok":true,"chainId":36927,"blockNumber":1487474,"blockHash":"0x22dd607d8f5342786e2cfe986764830f567c5229f3259b028259ec8b46f950ad","superrootHash":"0xb5d5b318388c9596f2baa16579f8c7c23074d51924e4c6e04eed4ad5ebdcfc32","proofBlobUrl":"https://api.taifoon.dev/api/v5/proof/blob/36927/1487474","finality":{"type":3,"finalizedBlockNumber":1487474,"finalizedBlockHash":"0x22dd607d8f5342786e2cfe986764830f567c5229f3259b028259ec8b46f950ad"},"blob":{"superroot":{"superrootHash":"0xb5d5b318388c9596f2baa16579f8c7c23074d51924e4c6e04eed4ad5ebdcfc32","batchId":1791316476,"chainCount":75,"totalTwigs":12720088},"chainHeaders":[{"chainId":36927,"chainType":0,"blockNumber":1487474,"blockHash":"0x22dd607d8f5342786e2cfe986764830f567c5229f3259b028259ec8b46f950ad","miniMmrRoot":"0x248f45f8eef73cd14468cff2349df1fe186a1ef708f0d8ee7c580d0f68bd6395","twigCount":498126,"stateRoot":"0x493c2310b28cd94fcbfe836e04e480a15c065e2f80000a5ade81c84b7c2605c9"}],"superrootProof":{"targetChainIndex":22,"siblings":["0xb23a56f0f423554129f49801b5e6922b8444346531885e26ba098f5094d38bcb","0x5357d232566f8bc3c987b7803d4eda04c408589c5913a7f587dd379fd14249f7","0x9969bf8263e46e842b87fa399db93a584f77043a1a9e1b9b79058d82e95db2f4","0x45d04bc319a6e9d877c1c0289843c4ee2f65d8d8fa79c4107d7c6120d70640d9","0x57812baed0db3ecdd82cc6ddf76aaf6389ca3c3ab48636c593fdaad6a11a434a","0x12718e91bd014c5ec1d5470300785bb2c37583e88d2e2891b69e18bd8dc3b55c","0x4e65ccc5c087bed831f258186a22a4f4f9b772a7798cde50923d8f135ec36eaa"]},"blockProof":{"blockIndex":1487474,"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":1487474,"blockHash":"0x22dd607d8f5342786e2cfe986764830f567c5229f3259b028259ec8b46f950ad","index":1487474,"siblings":["0x70c01ef106394b9fea90a142a4bd441cf0507b9426fc87bfab883d13f4fe1a67","0x7bd4955e7b1456c559110b703db86508391e8d4da38e5145b3b79e325b61abc7","0xd274a99d5bc7bced10160ed54eceba5fc9a922ee5dcbed827aed1ff79b3a566f","0xae2dc2906ed2fe9b22203c43329f130baae0ca350514224286f58a72255b9b54","0xc375d2494ca055898e206988d96dfd10c7c8adf38ed0fbbe1b31da4ca20336ac","0x606251f225f2b604898938614f3805cb2006ba7f42d5e0ab8a6e95dd5f68af2f","0x1f80fc3f97a7c5765b34ca5606bfa4ebdcb5603a83479798a753af74c6b60700","0x6ad953b2d83129b982296f9982f4c95ebd9791bf75fc6992a4ea63daf30e9162","0x9867cc5f7f196b93bae1e27e6320742445d290f2263827498b54fec539f756af","0xf15dcc59b2f753c2e0264489ac946bfc1b43768b781b62aa8dfb00c7ae976214","0xf9dc3e7fe016e050eff260334f18a5d4fe391d82092319f5964f2e2eb7c1c3a5","0xf8b13a49e282f609c317a833fb8d976d11517c571d1221a265d25af778ecf892","0x7f4cfc86e44fe4d5560df0da1e77a3b288b57e7e129ef8d9a8cb22e1b0210d2e","0x6ce043c6d4ff961c1c21626fd0921b0a93a27a7adf632ef8dbdd46a5e1fc214e","0x5c67add7c6caf302256adedf7ab114da0acfe870d449a3a489f781d659e8becc","0x3c5af4f204db6614137ea272ce5ddd9bf3f05a61018cc09a05e5119fa103a16a","0x2733e50f526ec2fa19a22b31e8ed50f23cd1fdf94c9154ed3a7609a2f1ff981f","0x29ba49f12c22f6af84b58630b81a8bb61533a8be6f5241e150f2aae2e16bf2ad","0x59d78b4c3bad1491c9da6a46b5842304f1572c359f90f13a6f3bdbf3964bfdac","0xb46a28b6f55540f89444f63de0378e3d121be09e06cc9ded1c20e65876d36aa0","0xd359f8fee1c81fb2429230afaecfa9d3efdedc31e2509028767cb7eff6bfd800","0xf4418588ed35a2458cffeb39b93d26f18d2ab13bdce6aee58e7b99359ec2dfd9","0x5a9c16dc00d6ef18b7933a6f8dc65ccb55667138776f7dea101070dc8796e377","0x4df84f40ae0c8229d0d6069e5c8f39a7c299677a09d367fc7b05e3bc380ee652","0xcdc72595f74c7b1043d0e1ffbab734648c838dfb0527d971b602bc216c9619ef","0x0abf5ac974a1ed57f4050aa510dd9c74f508277b39d7973bb2dfccc5eeb0618d","0xb8cd74046ff337f0a7bf2c8e03e10f642c1886798d71806ab1e888d9e5ee87d0","0x838c5655cb21c6cb83313b5a631175dff4963772cce9108188b34ac87c81c41e","0x662ee4dd2dd7b2bc707961b1e646c4047669dcb6584f0d8d770daf5d7e7deb2e","0x388ab20e2573d171a88108e79d820e98f26c0b84aa8b2f4aa4968dbb818ea322","0x93237c50ba75ee485f4c22adf2f741400bdf8d6a9cc7df7ecae576221665d735","0x8448818bb4ae4562849e949e17ac16e0be16688e156b5cf15e098c627c0056a9"],"root":"0x248f45f8eef73cd14468cff2349df1fe186a1ef708f0d8ee7c580d0f68bd6395","tipBlockNumber":1487528,"tipBlockHash":"0x77a4dbd55918c0c19dfad15f4045a0de162e27876574a080408d4209a4a5c275","twigCount":498126,"treeVersion":27349}},"event":{"chainType":0,"encoded":"0x"},"finality":{"chainId":36927,"blockNumber":1487474,"finalityType":3,"proof":"0x000000000000000000000000000000000000000000000000000000000000003877a4dbd55918c0c19dfad15f4045a0de162e27876574a080408d4209a4a5c275","finalizedBlockNumber":1487474,"finalizedBlockHash":"0x22dd607d8f5342786e2cfe986764830f567c5229f3259b028259ec8b46f950ad"},"verifiableBlock":1487528}}
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 NETWORK0x580629028639bb6bbce6f7b3aab25a8ccca33bf0473220b7c4815eb2620d0a9b
