[ 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 · 2026-10-07 14:56 UTCTaifoon devnet
THE JOB
ASKED
proof.verify.v5: prove block 1521541 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 1521541 on chain 36927: blockHash 0x4cb3ee778150352b42c601348c3bbfe5b79e44bbac73dffa8208bc702efd0102, under superroot 0x5a78f396ea2139f45140ae3cb485e8938a726c3bf9b3994da8f90c9fc1fde759 — proof at https://api.taifoon.dev/api/v5/proof/blob/36927/1521541
{"ok":true,"chainId":36927,"blockNumber":1521541,"blockHash":"0x4cb3ee778150352b42c601348c3bbfe5b79e44bbac73dffa8208bc702efd0102","superrootHash":"0x5a78f396ea2139f45140ae3cb485e8938a726c3bf9b3994da8f90c9fc1fde759","proofBlobUrl":"https://api.taifoon.dev/api/v5/proof/blob/36927/1521541","finality":{"type":3,"finalizedBlockNumber":1521541,"finalizedBlockHash":"0x4cb3ee778150352b42c601348c3bbfe5b79e44bbac73dffa8208bc702efd0102"},"blob":{"superroot":{"superrootHash":"0x5a78f396ea2139f45140ae3cb485e8938a726c3bf9b3994da8f90c9fc1fde759","batchId":1791384970,"chainCount":75,"totalTwigs":16902420},"chainHeaders":[{"chainId":36927,"chainType":0,"blockNumber":1521541,"blockHash":"0x4cb3ee778150352b42c601348c3bbfe5b79e44bbac73dffa8208bc702efd0102","miniMmrRoot":"0x1f5808badb582faff821959ac0f7707845ad304fccf2cb136b38d113bbc97475","twigCount":532259,"stateRoot":"0xc778fe440eeacf813aa8c32d926c35f9a51653ec030edea5e245a537753cc165"}],"superrootProof":{"targetChainIndex":22,"siblings":["0x0cd0a104226ac91d37e9905e863ba8cd34b987535768a5c6dd67498f0a741990","0x990986172e2e50500a7c5cd9e4401ecb0592f72380314e628db3c03429543531","0x451aeafebd39271bae4f32d440ee1ac7c69b74716fd410c2adcba6b9d01ce2dc","0x361c05b9b079200e35f3e99d139fa858858082269be207fee1ed4c394f01845c","0xc2e0c0ba31015e4cf1e561b16f145abcd290136640ca99912374875dfb2cfbcf","0x15c244e07a1d77328edb58c293a0b89d0eefb8d5973c0362bc05e338716e484f","0xcef9755f70271062f97eaed9d7a86a1406b588d9139ac3b8d77749821cacac39"]},"blockProof":{"blockIndex":1521541,"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":1521541,"blockHash":"0x4cb3ee778150352b42c601348c3bbfe5b79e44bbac73dffa8208bc702efd0102","index":1521541,"siblings":["0xe4970cffb9d234bcd95bbaeb283e9994c6f198b8bc00466dc438d07dbdd0ab0e","0x8918b42654ae6e9b5c58df69fa55f23af02b0c453da2c494030b48683b76ff55","0xfdec91ec929bf6412a9ef907e1905d25544877beccedd1f1cc8a520a1549ed12","0x45a7398d31439982d804345604f37a287f6002a17bce3dee47e37e11ef179a63","0x84147309517bf54af5a1dd5580e063ae9bb413959ea32be08d37f2335bed05a0","0x4fa79e36226d928b5de26a8df1e9114f1832049ff88db514f7762a166a3a0a13","0x31145d3baa3947e0543a0372fc503c01260010f6850146fc698a4add1d7e9e6d","0x22e971cdb75ce38600db20c9623157ab6d330902c8109eba9171030a8e8d48d6","0x815728007e0ad0b31295a16d0775b2a7dd30f813b5b2ea1194062f033c27f28f","0xdef57fc1ecf5429ff710636572b8801a49d9196c461bf6e68cd238dcfd18f6f0","0x41f30175368bcd700277f860e24a003832ab489b2d37a0e6cb9687bfe090aa81","0xf8b13a49e282f609c317a833fb8d976d11517c571d1221a265d25af778ecf892","0xa730d1f362e9aaf8a1a38278832d2bf69940a35dccd28c9373bb1199d5251810","0x3d7a94b43831ac130cdd5273e74ba4489c16b646106bc21cd123e338da999f76","0x5c67add7c6caf302256adedf7ab114da0acfe870d449a3a489f781d659e8becc","0xda7bce9f4e8618b6bd2f4132ce798cdc7a60e7e1460a7299e3c6342a579626d2","0xca6cad54f1b986a4259aaa9d803d4b7b0b95613302b02ff1d528511a40ad7266","0x29ba49f12c22f6af84b58630b81a8bb61533a8be6f5241e150f2aae2e16bf2ad","0x59d78b4c3bad1491c9da6a46b5842304f1572c359f90f13a6f3bdbf3964bfdac","0xb46a28b6f55540f89444f63de0378e3d121be09e06cc9ded1c20e65876d36aa0","0xd359f8fee1c81fb2429230afaecfa9d3efdedc31e2509028767cb7eff6bfd800","0xf4418588ed35a2458cffeb39b93d26f18d2ab13bdce6aee58e7b99359ec2dfd9","0x5a9c16dc00d6ef18b7933a6f8dc65ccb55667138776f7dea101070dc8796e377","0x4df84f40ae0c8229d0d6069e5c8f39a7c299677a09d367fc7b05e3bc380ee652","0xcdc72595f74c7b1043d0e1ffbab734648c838dfb0527d971b602bc216c9619ef","0x0abf5ac974a1ed57f4050aa510dd9c74f508277b39d7973bb2dfccc5eeb0618d","0xb8cd74046ff337f0a7bf2c8e03e10f642c1886798d71806ab1e888d9e5ee87d0","0x838c5655cb21c6cb83313b5a631175dff4963772cce9108188b34ac87c81c41e","0x662ee4dd2dd7b2bc707961b1e646c4047669dcb6584f0d8d770daf5d7e7deb2e","0x388ab20e2573d171a88108e79d820e98f26c0b84aa8b2f4aa4968dbb818ea322","0x93237c50ba75ee485f4c22adf2f741400bdf8d6a9cc7df7ecae576221665d735","0x8448818bb4ae4562849e949e17ac16e0be16688e156b5cf15e098c627c0056a9"],"root":"0x1f5808badb582faff821959ac0f7707845ad304fccf2cb136b38d113bbc97475","tipBlockNumber":1521661,"tipBlockHash":"0xac2b767e0edfd2399e488ad8802db2c549916dee84dbb463927a61e9a8f694c0","twigCount":532259,"treeVersion":34140}},"event":{"chainType":0,"encoded":"0x"},"finality":{"chainId":36927,"blockNumber":1521541,"finalityType":3,"proof":"0x000000000000000000000000000000000000000000000000000000000000007aac2b767e0edfd2399e488ad8802db2c549916dee84dbb463927a61e9a8f694c0","finalizedBlockNumber":1521541,"finalizedBlockHash":"0x4cb3ee778150352b42c601348c3bbfe5b79e44bbac73dffa8208bc702efd0102"},"verifiableBlock":1521661}}
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 NETWORK0xa53c2d145ead09a4366c8b35aaef52e488ef8e162d8f728a5f8f8cef79d9706c
