[ 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 · 2026-10-15 14:40 UTCTaifoon devnet
THE JOB
ASKED
proof.verify.v5: prove block 1861623 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 1861623 on chain 36927: blockHash 0xf7fd60d6d27e614ad1f93f3fd39dcb6de87265b50b107de971fd7516de404def, under superroot 0x177a565f0b0a870d7ebe7e953fe633faa3096347c46a7053fbc133f353650c2b — proof at https://api.taifoon.dev/api/v5/proof/blob/36927/1861623
{"ok":true,"chainId":36927,"blockNumber":1861623,"blockHash":"0xf7fd60d6d27e614ad1f93f3fd39dcb6de87265b50b107de971fd7516de404def","superrootHash":"0x177a565f0b0a870d7ebe7e953fe633faa3096347c46a7053fbc133f353650c2b","proofBlobUrl":"https://api.taifoon.dev/api/v5/proof/blob/36927/1861623","finality":{"type":3,"finalizedBlockNumber":1861623,"finalizedBlockHash":"0xf7fd60d6d27e614ad1f93f3fd39dcb6de87265b50b107de971fd7516de404def"},"blob":{"superroot":{"superrootHash":"0x177a565f0b0a870d7ebe7e953fe633faa3096347c46a7053fbc133f353650c2b","batchId":1792075195,"chainCount":79,"totalTwigs":694313},"chainHeaders":[{"chainId":36927,"chainType":0,"blockNumber":1861623,"blockHash":"0xf7fd60d6d27e614ad1f93f3fd39dcb6de87265b50b107de971fd7516de404def","miniMmrRoot":"0xd8a88df7cd00f9eda90af33a714ffd56b44a0057f692773bb30200dd5141a940","twigCount":872237,"stateRoot":"0x77e9f96626d5d7e9b0b8076da9e3ca6f7d71203337d120955024dc7f219c408d"}],"superrootProof":{"targetChainIndex":22,"siblings":["0x6d3f65ffd5eea94e8c4db8e3815ac4aa2dfb0b87f2a29dab305fa539c94139cb","0x4a879164f5881cc5bf478ba2e7ac6838148cd2e363dd65732f8137a54a70fa5b","0x2066361edfdc8ab2da8c8adf4ca151804523ff261b03d5d9dd55212f175c7140","0x900c516639a9d9c945bd9b2589eacdd935d753c0e528138fdd84253f2c32176e","0xfde5499fafe83f7ed07710d023463472d686855c7dccc8c318bea518b82abf98","0x28e73d6899ddb4dcf706f5281f446d5d2e6e002ac6da6e36990d5ceb628bdd9d","0x8d7fcdd04bf0e4bd1870483a248ea02ded9aaa1927012ebe73cb3a7102f37d98"]},"blockProof":{"blockIndex":1861623,"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":1861623,"blockHash":"0xf7fd60d6d27e614ad1f93f3fd39dcb6de87265b50b107de971fd7516de404def","index":1861623,"siblings":["0x45fdc55557a8a90986c1745c1548c505b98d076ddfa3b04bd848f7d976b2ead0","0xbb35237e139ebfc53cf5976379577b59af5bfaec85f042ff7254ee852a683bb5","0xe5ae137481640cd0f1ab94897ab26e4886ebd91600b5d53944cf899ffa52d3d5","0xf9769023b8ee40e8be137e49e519d5961717c9efea1a9f992ecc2f8f1ddf1206","0x4ab4dfcfd4d2c429247b607e45ca4a943c4cd27ddc0600a6218dcf0f2479cc07","0x6c37114d2fbfc47172a5e87a7c39be4d2f2cac7a4b8f28c57f796f93bc825b9b","0x718a6b8f4b872963c18e72553a1f4349bb2155b186f5f984f417bd9ffb5e47b6","0x4310a5018d9d7cbd2e87e5e30b57c26949e165d6a5b8a5022ca8c17c56b7bb29","0xf3882befc9ca376ca16686f97f628a8d190d73ce7ee63f81ff982284a5bb675f","0xf9c287556c902778265b5de128c54dace10a4498b9598165803140f2ca1a6d9e","0x77ad6ba0d3eaa74db80140be07269896ff819196351d155408f04d4e9dcd1280","0x375b0a4f7458a8ed03d4d190f435835c1268d113e9eb3a49ffcee7c0e12b1de6","0x3490c6ceeb450aecdc82e28293031d10c7d73bf85e57bf041a97360aa2c5d99c","0xe684f0b50d8556a2807adbb4929639077ff813f96c0db59c211fd5b489e7909e","0x7775df47f82de1441c06b1b6d1fcefa4c20205a89b4e5770586f9a41695902d5","0xda7bce9f4e8618b6bd2f4132ce798cdc7a60e7e1460a7299e3c6342a579626d2","0x2733e50f526ec2fa19a22b31e8ed50f23cd1fdf94c9154ed3a7609a2f1ff981f","0xe1d3b5c807b281e4683cc6d6315cf95b9ade8641defcb32372f1c126e398ef7a","0x35a5f476897084b120addd649c8481ca6aa274cbe1c8de8a3ff2db2c49c6b6eb","0x115f444351b5c654a7dde671c2dbced7f9f14282c299d2e854ed77031315912d","0xd359f8fee1c81fb2429230afaecfa9d3efdedc31e2509028767cb7eff6bfd800","0xf4418588ed35a2458cffeb39b93d26f18d2ab13bdce6aee58e7b99359ec2dfd9","0x5a9c16dc00d6ef18b7933a6f8dc65ccb55667138776f7dea101070dc8796e377","0x4df84f40ae0c8229d0d6069e5c8f39a7c299677a09d367fc7b05e3bc380ee652","0xcdc72595f74c7b1043d0e1ffbab734648c838dfb0527d971b602bc216c9619ef","0x0abf5ac974a1ed57f4050aa510dd9c74f508277b39d7973bb2dfccc5eeb0618d","0xb8cd74046ff337f0a7bf2c8e03e10f642c1886798d71806ab1e888d9e5ee87d0","0x838c5655cb21c6cb83313b5a631175dff4963772cce9108188b34ac87c81c41e","0x662ee4dd2dd7b2bc707961b1e646c4047669dcb6584f0d8d770daf5d7e7deb2e","0x388ab20e2573d171a88108e79d820e98f26c0b84aa8b2f4aa4968dbb818ea322","0x93237c50ba75ee485f4c22adf2f741400bdf8d6a9cc7df7ecae576221665d735","0x8448818bb4ae4562849e949e17ac16e0be16688e156b5cf15e098c627c0056a9"],"root":"0xd8a88df7cd00f9eda90af33a714ffd56b44a0057f692773bb30200dd5141a940","tipBlockNumber":1861639,"tipBlockHash":"0x01823c4b6afe67d97b047474a1edecdd706b8cff6cfce10ad388ae174140696c","twigCount":872237,"treeVersion":102366}},"event":{"chainType":0,"encoded":"0x"},"finality":{"chainId":36927,"blockNumber":1861623,"finalityType":3,"proof":"0x000000000000000000000000000000000000000000000000000000000000001201823c4b6afe67d97b047474a1edecdd706b8cff6cfce10ad388ae174140696c","finalizedBlockNumber":1861623,"finalizedBlockHash":"0xf7fd60d6d27e614ad1f93f3fd39dcb6de87265b50b107de971fd7516de404def"},"verifiableBlock":1861639}}
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 NETWORK0xeaaefdfcda0a6cb1ceaf0f70a8a52f6c3a4a1333a5fb9be72e7751219c1e1fa1
