[ 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 · 2026-10-07Base
THE JOB
ASKED
mcp.digest: return the sha256 digest (hex) of the UTF-8 text "taifoon digest hire Base 2026-10-06T00:25:03.331Z 14134481369a".
DELIVERED
byte length: 62 · 1 more field
CODE CHECKS FIRST
✓ reply held✓ digest exact✓ no tool error✓ task bound
JEV’S FOUR QUESTIONS · TAP ONE
98% yes
0% yes
99%
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 · BASE0x2db81999e0f2c195524687c84ced980339ea9ea44ac1ded7affc339555a0d429
RECORD ON
Free. Nothing to sign.
3 free, then 0.05 USDC a grade.
WHERE A GRADE GOES
← THE RECORDCOMPLETE
A RECORDED GRADE · 2026-10-12 14:07 UTCTaifoon devnet
THE JOB
ASKED
proof.verify.v5: prove block 52511527 of chain 8453 under the SuperRoot — return the V5 proof blob (the block hash, the superroot that commits to it, the finality section).
DELIVERED
Block 52511527 on chain 8453: blockHash 0xb5f751cf42abd6e1c693fae5c9229c5b6eb21a3ad48361a70419c44f9aa0552f, under superroot 0xc2a0d4a39db670cbc891a3846b84b0aaa6af15e6697773f96fb2700d1709c01d — proof at https://api.taifoon.dev/api/v5/proof/blob/8453/52511527
{"ok":true,"chainId":8453,"blockNumber":52511527,"blockHash":"0xb5f751cf42abd6e1c693fae5c9229c5b6eb21a3ad48361a70419c44f9aa0552f","superrootHash":"0xc2a0d4a39db670cbc891a3846b84b0aaa6af15e6697773f96fb2700d1709c01d","proofBlobUrl":"https://api.taifoon.dev/api/v5/proof/blob/8453/52511527","finality":{"type":12,"finalizedBlockNumber":52511781,"finalizedBlockHash":"0x7b5b9fce03d43277fd94f384128364922e99b1d98dd57dc4d5c071261574fe16"},"blob":{"superroot":{"superrootHash":"0xc2a0d4a39db670cbc891a3846b84b0aaa6af15e6697773f96fb2700d1709c01d","batchId":1791813984,"chainCount":76,"totalTwigs":5749744},"chainHeaders":[{"chainId":8453,"chainType":0,"blockNumber":52511527,"blockHash":"0xb5f751cf42abd6e1c693fae5c9229c5b6eb21a3ad48361a70419c44f9aa0552f","miniMmrRoot":"0x5ec5eabfca2d6d722c81f69956609718e8693c122dd08a632af9cae2051145ab","twigCount":7151898,"stateRoot":"0x4e4daec532116293eda9a47524ba1f3c353247d0c62756662eca3a0f619d5bdf"}],"superrootProof":{"targetChainIndex":4,"siblings":["0xfcf65ecf2ea4acc782a0f1bb304ad74453c9312d505667ea877c35fd6a687ab5","0x082b78bf463afcd98efb1fafed18d2e0d22a45d33b4d96a5a2c5cfe5d383b427","0x66729839c6645962439ddb2f11a9d80827f1bfc96053ac93709fa5e8b9fa05f9","0x871af8173b01d5a865cac55dd961b938e08b24dcfa44c1c88351e03ba96dbb44","0x4d4d679462908985780f8a51fd3e78757ed673bf0eb9c9be7edcad9231f6b185","0x66910045afd78812ce9b964303fee337891bfce7cbb5cb3ccce65007c00dba02","0x57f2af00159a5c6499554a8ad328b621876669d7564427e2dac2a1f4906f4ab5"]},"blockProof":{"blockIndex":52511527,"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":52511527,"blockHash":"0xb5f751cf42abd6e1c693fae5c9229c5b6eb21a3ad48361a70419c44f9aa0552f","index":52511527,"siblings":["0x8c673c45ea636f83922c4dacc3ddfb5a1e6f1cded398afa4d4463ba67dbe8358","0xf241f035a54199ff536e3fbd313703903be0c985fa46a5f331df1c056a373d65","0x1e738bef68649add61c0409efab3b41242f3d29903e531830c6f84b278da0f6d","0xf0ffe6030d178e0322284f6fea54d3285712060e56ff63c541fd3c76d73339ff","0xb143b867b77f39c3fcb5f1ba09041fc1a8ba16c46c78fef14820ce3e19f33860","0xb627e13f18605a13af30bc0a0ac4fc7f1f461211ed0e598eeeb5c30514a96d9b","0x37837c0a89b935cf5fd2c67324f67e31636b556c2e4f78cc509871f0c34e7991","0x07d6146a06370bed8b0dd17c8c7cab0c3783a183e1bfe8770c2574f5c444e8d2","0x91c909e9c686f8ea3489537516aefcceab2f2f00495bd56a56e7862ecea36bb3","0xc39d4e7913d9d983f87a5a515bb199e7f1db674ec743ba192ec45b2bc796fc61","0x2bbb2cb5ff2498b9e2be8735a8b08da4c6daf4d65d21778efd3cebdfd9634241","0xf8b13a49e282f609c317a833fb8d976d11517c571d1221a265d25af778ecf892","0x3490c6ceeb450aecdc82e28293031d10c7d73bf85e57bf041a97360aa2c5d99c","0xc1df82d9c4b87413eae2ef048f94b4d3554cea73d92b0f7af96e0271c691e2bb","0x9a33005c8d042e23f4176173ed7cd5bf65b0228285183a632f42cb1051089aaa","0xda7bce9f4e8618b6bd2f4132ce798cdc7a60e7e1460a7299e3c6342a579626d2","0x0d7e80e3b4e977a1769fe2ab4aaef43ea2ae470f797e3b9e17032e7128a55f33","0xe1d3b5c807b281e4683cc6d6315cf95b9ade8641defcb32372f1c126e398ef7a","0x5a2dce0a8a7f68bb74560f8f71837c2c2ebbcbf7fffb42ae1896f13f7c7479a0","0xb46a28b6f55540f89444f63de0378e3d121be09e06cc9ded1c20e65876d36aa0","0xc65e9645644786b620e2dd2ad648ddfcbf4a7e5b1a3a4ecfe7f64667a3f0b7e2","0xb9565c463b5a2ce6e81d5eec6214a825a365276138419083c0e8aa57fc2a25b1","0x5a9c16dc00d6ef18b7933a6f8dc65ccb55667138776f7dea101070dc8796e377","0x4df84f40ae0c8229d0d6069e5c8f39a7c299677a09d367fc7b05e3bc380ee652","0xb863a0ce7902ee4f773f51c4e0606882d6890e17989bf7c06aa9227fa08546f4","0x0abf5ac974a1ed57f4050aa510dd9c74f508277b39d7973bb2dfccc5eeb0618d","0xb8cd74046ff337f0a7bf2c8e03e10f642c1886798d71806ab1e888d9e5ee87d0","0x838c5655cb21c6cb83313b5a631175dff4963772cce9108188b34ac87c81c41e","0x662ee4dd2dd7b2bc707961b1e646c4047669dcb6584f0d8d770daf5d7e7deb2e","0x388ab20e2573d171a88108e79d820e98f26c0b84aa8b2f4aa4968dbb818ea322","0x93237c50ba75ee485f4c22adf2f741400bdf8d6a9cc7df7ecae576221665d735","0x8448818bb4ae4562849e949e17ac16e0be16688e156b5cf15e098c627c0056a9"],"root":"0x5ec5eabfca2d6d722c81f69956609718e8693c122dd08a632af9cae2051145ab","tipBlockNumber":52511781,"tipBlockHash":"0x7b5b9fce03d43277fd94f384128364922e99b1d98dd57dc4d5c071261574fe16","twigCount":7151898,"treeVersion":70485}},"event":{"chainType":0,"encoded":"0x"},"finality":{"chainId":8453,"blockNumber":52511527,"finalityType":12,"proof":"0x0000000000000000000000005304a6f1837f4d20e427c8570aeacc2df45302c1b4057e93c6c74f237435fc0faddfe0fe4f16b55f21375a00884120056fb2d1a300000000000000000000000000000000000000000000000000000000031df3a00000000000000000000000000000000000000000000000000000000000000002","finalizedBlockNumber":52511781,"finalizedBlockHash":"0x7b5b9fce03d43277fd94f384128364922e99b1d98dd57dc4d5c071261574fe16"},"verifiableBlock":52511781}}
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 NETWORK0xdfaa6403517665a6d5bf9f93fdb59638460121822880a1593840336ffff4e974
