[ 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 2026-10-05T06:57:09.410Z d2947a910100".
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 · BASE0xc043f30abf336538074f7a149db12b8ffd7aa26b1655c3c2514b58c357a418c2
RECORD ON
Free. Nothing to sign.
3 free, then 0.05 USDC a grade.
WHERE A GRADE GOES
← THE RECORDCOMPLETE
A RECORDED GRADE · 2026-10-14 22:07 UTCTaifoon devnet
THE JOB
ASKED
proof.verify.v5: prove block 1831976 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 1831976 on chain 36927: blockHash 0xa2f9c7c6becd011d37da8cc6da85714bd4175d2d525bfd98d1e19b7c70a0d8f3, under superroot 0x2e87ea46d4f7dc7bc5b1d8a1504bbb4c46f1072c3f421502271f257ef6adbf70 — proof at https://api.taifoon.dev/api/v5/proof/blob/36927/1831976
{"ok":true,"chainId":36927,"blockNumber":1831976,"blockHash":"0xa2f9c7c6becd011d37da8cc6da85714bd4175d2d525bfd98d1e19b7c70a0d8f3","superrootHash":"0x2e87ea46d4f7dc7bc5b1d8a1504bbb4c46f1072c3f421502271f257ef6adbf70","proofBlobUrl":"https://api.taifoon.dev/api/v5/proof/blob/36927/1831976","finality":{"type":3,"finalizedBlockNumber":1831976,"finalizedBlockHash":"0xa2f9c7c6becd011d37da8cc6da85714bd4175d2d525bfd98d1e19b7c70a0d8f3"},"blob":{"superroot":{"superrootHash":"0x2e87ea46d4f7dc7bc5b1d8a1504bbb4c46f1072c3f421502271f257ef6adbf70","batchId":1792015598,"chainCount":78,"totalTwigs":18759243},"chainHeaders":[{"chainId":36927,"chainType":0,"blockNumber":1831976,"blockHash":"0xa2f9c7c6becd011d37da8cc6da85714bd4175d2d525bfd98d1e19b7c70a0d8f3","miniMmrRoot":"0x30311b97b512d8bcb0d27e227f18ded43d6bd9dc1b5f6557ae820975d691a488","twigCount":842619,"stateRoot":"0x9f0746c838538bf06bd052889f61d315e8f9783813aafeebec8380e0a654af7a"}],"superrootProof":{"targetChainIndex":22,"siblings":["0x3351731c5c9b479a32a0c1c2c9465cba5b18e657f640322fc04d9dbe429180df","0xb6029b8c2a43200dd42a81624f2871bd3ecc01b3864aa161168fc433a4a6f598","0x7a1a0073fa90ddaa667444a549bbfb039e9c1405d199a21794d2413a64dbbcef","0x9ea1f4c6f4ec4bacc3709f0a57c68c55871c56cef9a691a5bf9df880c03a953a","0xefabcec24c2c888573efcc779d2a1a5c3fde59c54656d4d298d672032bda29c9","0x2f31f808168025190d1d7edc8dfb1077ee791c93fcfdb73a6b230b3a969a4ff6","0x996fc4865304e13f3d3914ec46eb405f6001aa542cfe319617f1224f2769e1b1"]},"blockProof":{"blockIndex":1831976,"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":1831976,"blockHash":"0xa2f9c7c6becd011d37da8cc6da85714bd4175d2d525bfd98d1e19b7c70a0d8f3","index":1831976,"siblings":["0x177b201e7fe5ef668bbacf375b3599252e01df9bbeacf4ee3a95c11c41aa126f","0x9750e6caf08e248853e4132afbac0c655b08ddab6f4ceb62f417df39960d0ea1","0x7d90b2ffdbf74db1ad2f1b8b569277aaaadd78bd902fe708dbd7b7e85b120559","0x4aea50cda67bbf7a435ab32e1cb3754272006c2fa59775c6aa16571d1a842d50","0x31829e49914b79f09d5da3c479a91bcea0446ec9c8249107ebdcf472a93bf5ad","0x1acb1f3d89fdee998f4803d0c5ab190941fd6f6f779c80ac06b29d5630f63c61","0x6c15859b3d93b7c4cc9492fa287dfe2466ae885d3e3f8c23b9de03e9b5affcc6","0xffd70157e48063fc33c97a050f7f640233bf646cc98d9524c6b92bcf3ab56f83","0x9867cc5f7f196b93bae1e27e6320742445d290f2263827498b54fec539f756af","0xcefad4e508c098b9a7e1d8feb19955fb02ba9675585078710969d3440f5054e0","0x6237dd421a3ce036f306b5756865ad3e631b4e4970e243560c3c414785ef8b69","0xf8b13a49e282f609c317a833fb8d976d11517c571d1221a265d25af778ecf892","0x14890c9b8e1960b08c86f6e8ca8ae84032da909a97e1e10745eda345209f7354","0x97207854e66ec9103aaa2610977c8938606236301b05d56749fae605bed02099","0xc3f9c001c7956d77646f0cba3bd1dc1098820889dbf496b071426f5ef409af4b","0x662cd915f8d879cd402852cd70cb10cebd41f9398e4f08448fab0f93e1a8712b","0x8c61c938f62b727cbf3b63dc3d8232ad9367ef4b47ab82ba13e76a5393983296","0x5042c8538f0aef4eefdcd57ec12f1a413e55056e6d89ff42182a13b5e5157f9b","0x5a2dce0a8a7f68bb74560f8f71837c2c2ebbcbf7fffb42ae1896f13f7c7479a0","0x115f444351b5c654a7dde671c2dbced7f9f14282c299d2e854ed77031315912d","0xd359f8fee1c81fb2429230afaecfa9d3efdedc31e2509028767cb7eff6bfd800","0xf4418588ed35a2458cffeb39b93d26f18d2ab13bdce6aee58e7b99359ec2dfd9","0x5a9c16dc00d6ef18b7933a6f8dc65ccb55667138776f7dea101070dc8796e377","0x4df84f40ae0c8229d0d6069e5c8f39a7c299677a09d367fc7b05e3bc380ee652","0xcdc72595f74c7b1043d0e1ffbab734648c838dfb0527d971b602bc216c9619ef","0x0abf5ac974a1ed57f4050aa510dd9c74f508277b39d7973bb2dfccc5eeb0618d","0xb8cd74046ff337f0a7bf2c8e03e10f642c1886798d71806ab1e888d9e5ee87d0","0x838c5655cb21c6cb83313b5a631175dff4963772cce9108188b34ac87c81c41e","0x662ee4dd2dd7b2bc707961b1e646c4047669dcb6584f0d8d770daf5d7e7deb2e","0x388ab20e2573d171a88108e79d820e98f26c0b84aa8b2f4aa4968dbb818ea322","0x93237c50ba75ee485f4c22adf2f741400bdf8d6a9cc7df7ecae576221665d735","0x8448818bb4ae4562849e949e17ac16e0be16688e156b5cf15e098c627c0056a9"],"root":"0x30311b97b512d8bcb0d27e227f18ded43d6bd9dc1b5f6557ae820975d691a488","tipBlockNumber":1832021,"tipBlockHash":"0xb9063a7b4ae807a209a87fe01fef9f6b54c3ef751361aef683001b810ab8355d","twigCount":842619,"treeVersion":96473}},"event":{"chainType":0,"encoded":"0x"},"finality":{"chainId":36927,"blockNumber":1831976,"finalityType":3,"proof":"0x000000000000000000000000000000000000000000000000000000000000002fb9063a7b4ae807a209a87fe01fef9f6b54c3ef751361aef683001b810ab8355d","finalizedBlockNumber":1831976,"finalizedBlockHash":"0xa2f9c7c6becd011d37da8cc6da85714bd4175d2d525bfd98d1e19b7c70a0d8f3"},"verifiableBlock":1832021}}
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 NETWORK0x4b4ba3ce1d0166388db2afa315dfcdbf862778de279163262dc896609aecb11a
