[ 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 · 2026-10-18 01:10 UTCTaifoon devnet
THE JOB
ASKED
proof.verify.v5: prove block 1964543 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 1964543 on chain 36927: blockHash 0xc1a1b912809d43dd02d71b35c6bd32804c77e18e0bc850e926d6d38d24ff3f3e, under superroot 0xe15bae7e29bb58cc05442fd48473f2bde5c0172d5225f895e724dc6c718843e7 — proof at https://api.taifoon.dev/api/v5/proof/blob/36927/1964543
{"ok":true,"chainId":36927,"blockNumber":1964543,"blockHash":"0xc1a1b912809d43dd02d71b35c6bd32804c77e18e0bc850e926d6d38d24ff3f3e","superrootHash":"0xe15bae7e29bb58cc05442fd48473f2bde5c0172d5225f895e724dc6c718843e7","proofBlobUrl":"https://api.taifoon.dev/api/v5/proof/blob/36927/1964543","finality":{"type":3,"finalizedBlockNumber":1964543,"finalizedBlockHash":"0xc1a1b912809d43dd02d71b35c6bd32804c77e18e0bc850e926d6d38d24ff3f3e"},"blob":{"blockProof":{"blockIndex":1964543,"inclusion":{"blockHash":"0xc1a1b912809d43dd02d71b35c6bd32804c77e18e0bc850e926d6d38d24ff3f3e","blockNumber":1964543,"index":1964543,"root":"0xa7fc35a12e0f2293cd9b9c93d0690e3ffc01d50551933fed4dce6073171c0a17","siblings":["0xd44c249cf9d70e41ea36d198c2c6de5965af1fb83a99094053085e814629c736","0x492fa2b5dd75a5c16d33c5a9820a731ea025ee262294887ec95a3b2039679776","0xf12e56bd1a3550671a5a0bc2fade6796eb9c794c417e132354ed13d9eeab2552","0xcfd3a285647ef488d25aa2b50dfc0dc556817b153ee1d0e21f3026c08d3823b7","0xd1ca41c28ac69abf2e7ef60e44526630bf260c173e93dce38abb57ff7f8565c1","0x33bf04386c6a36703398f8398ae18a0407334418f209d28c698d937cc4a5507c","0x3eca676bac0f542a01d1827e79a295c6bcd192acdca4b358a16826a2a83baf5a","0xc86b297df8e11ed5de356a74b37738eefe2eeeabf927e409bdcfbeb3f1cb2969","0x8badde0bfefce3cbb0f04db3249f3f4467ef50924874600e7b19e9422008454f","0xb4e0b082a6904c049027c7a7c6c7f418a6cb7c21b361f5b211ea1b5b4f24ee0a","0xf9dc3e7fe016e050eff260334f18a5d4fe391d82092319f5964f2e2eb7c1c3a5","0xf7692a40160a319468dee54bf0710913833a0d63ac1563530cac62b3db77cf82","0x7486667822c18d016cad79485e07933ec38c76d929c657d7a2df75c03173875f","0xd7e4b454c858029f7c690c3a7642c476368c06baedb456ca9423ec961a79d1d5","0xe680ffc204453985a14c7d0055710763a9dfd5e9bf57509d63f3de6afb8e9c2a","0xdc32a67b54557794f0551fb9d191fff4269c44ad469ae258915e679b76c87f9d","0x5d12a03aaa75616252b3bd459b629353f29f69585623f2515e6e90a80cb53938","0xe1d3b5c807b281e4683cc6d6315cf95b9ade8641defcb32372f1c126e398ef7a","0x35a5f476897084b120addd649c8481ca6aa274cbe1c8de8a3ff2db2c49c6b6eb","0x115f444351b5c654a7dde671c2dbced7f9f14282c299d2e854ed77031315912d","0xd359f8fee1c81fb2429230afaecfa9d3efdedc31e2509028767cb7eff6bfd800","0xf4418588ed35a2458cffeb39b93d26f18d2ab13bdce6aee58e7b99359ec2dfd9","0x5a9c16dc00d6ef18b7933a6f8dc65ccb55667138776f7dea101070dc8796e377","0x4df84f40ae0c8229d0d6069e5c8f39a7c299677a09d367fc7b05e3bc380ee652","0xcdc72595f74c7b1043d0e1ffbab734648c838dfb0527d971b602bc216c9619ef","0x0abf5ac974a1ed57f4050aa510dd9c74f508277b39d7973bb2dfccc5eeb0618d","0xb8cd74046ff337f0a7bf2c8e03e10f642c1886798d71806ab1e888d9e5ee87d0","0x838c5655cb21c6cb83313b5a631175dff4963772cce9108188b34ac87c81c41e","0x662ee4dd2dd7b2bc707961b1e646c4047669dcb6584f0d8d770daf5d7e7deb2e","0x388ab20e2573d171a88108e79d820e98f26c0b84aa8b2f4aa4968dbb818ea322","0x93237c50ba75ee485f4c22adf2f741400bdf8d6a9cc7df7ecae576221665d735","0x8448818bb4ae4562849e949e17ac16e0be16688e156b5cf15e098c627c0056a9"],"tipBlockHash":"0xddea6195afd80f40c01938e917f0201e070ecc100bbe51efb5e4c76e09a26b73","tipBlockNumber":1964729,"treeVersion":123085,"twigCount":975327},"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","siblings":[]},"chainHeaders":[{"blockHash":"0xc1a1b912809d43dd02d71b35c6bd32804c77e18e0bc850e926d6d38d24ff3f3e","blockNumber":1964543,"chainId":36927,"chainType":0,"miniMmrRoot":"0xa7fc35a12e0f2293cd9b9c93d0690e3ffc01d50551933fed4dce6073171c0a17","stateRoot":"0xd6006d76a0e67c2ced4613f02610a2ecb8ae40e8d07efa30e443b48ac5503d77","twigCount":975327}],"event":{"chainType":0,"encoded":"0x"},"finality":{"block":1964543,"blockNumber":1964543,"chainId":36927,"checked_at":1792285513,"confirmations":188,"finalityType":3,"finalizedBlockHash":"0xc1a1b912809d43dd02d71b35c6bd32804c77e18e0bc850e926d6d38d24ff3f3e","finalizedBlockNumber":1964543,"finalized_block":null,"level":"quick","proof":"0x00000000000000000000000000000000000000000000000000000000000000bcddea6195afd80f40c01938e917f0201e070ecc100bbe51efb5e4c76e09a26b73","rule":"quick: 188 confirmations on the collected chain (≥ 2); full needs no finalized head was read for this answer: full finality not claimed"},"superroot":{"batchId":1792285511,"chainCount":79,"superrootHash":"0xe15bae7e29bb58cc05442fd48473f2bde5c0172d5225f895e724dc6c718843e7","totalTwigs":151123},"superrootProof":{"siblings":["0x1fe91ec91f153b419f4e1d989907428834cd82c8a18e71f75e9e0853391d1283","0x1ea8b33861f6a8c130f13d3e0276732ee45dfa22cc2530c85f8a841a9d9fb635","0x47231cdff4ce2d5bb2169db6c74e47fc48d973a9ceb2aec600dfcf505b64983a","0x4f1d6fa3817c53e8d3229bf0f07c5c1eeb411462fd6f8d8342baf1612b80d90b","0xbb274ffdcdc1282b320a66d4baed83d313d77a2b5ddb893f9856cd692b646acb","0xd01f9530f653ae2edbdd4a7f338a352e30f7246456a668e2d7f1cd57b18571d7","0xbc24fc7e3f457ecacffbc7541490d4b5fe7f88b222fb8bc74f37d22a164a6f59"],"targetChainIndex":22},"verifiableBlock":1964729}}
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 NETWORK0x2c73fc1f033453e6de6e9aa3cd3cac7f22e8e4f0a0664dd57d3ecb07d3569597
