[ 05 · JEV ]

Grade a delivered job. Code checks what it can. Jev answers the rest, and the answers are recorded.

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A RECORDED GRADE · 2026-10-27 21:55 UTCTaifoon devnet
THE JOB
ASKED
proof.verify.v5: prove block 2387871 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 2387871 on chain 36927: blockHash 0x08ca9c898d8b60800d6357622399256434bde629db896a33a45be3b31bec85d9, under superroot 0x6780fe3419d5ac3dbc88dfb70f3ee1a7bc50b3a81cc8d93c4c5a9fdba25ef785 — proof at https://api.taifoon.dev/api/v5/proof/blob/36927/2387871 {"ok":true,"chainId":36927,"blockNumber":2387871,"blockHash":"0x08ca9c898d8b60800d6357622399256434bde629db896a33a45be3b31bec85d9","superrootHash":"0x6780fe3419d5ac3dbc88dfb70f3ee1a7bc50b3a81cc8d93c4c5a9fdba25ef785","proofBlobUrl":"https://api.taifoon.dev/api/v5/proof/blob/36927/2387871","finality":{"type":3,"finalizedBlockNumber":2387871,"finalizedBlockHash":"0x08ca9c898d8b60800d6357622399256434bde629db896a33a45be3b31bec85d9"},"blob":{"blockProof":{"blockIndex":2387871,"inclusion":{"blockHash":"0x08ca9c898d8b60800d6357622399256434bde629db896a33a45be3b31bec85d9","blockNumber":2387871,"index":2387871,"root":"0xafe957cd376fec6b080a8a219e9f34a9796721632970e6ef824039ef1c9cd1d7","siblings":["0x52e655a485744e8793e73323707557218f01adf80483e3db30991c24f109866b","0xe3ea586670417873e07e81f409b1b601c2d7f8cff068717049da7831ff177f17","0xe8fa2a3efae4f988d9f78d0e1baf1779af504dba71f32055c901be54fb48ba2d","0x07849f6dea18f18826b4fe557147fc99331e7c0116428ad97808f7a7efdeede9","0xa5bf41e34bdc4db49a41bf707eba749f9129de1799ee49be3ee7e28be6c248f6","0x3f1019ae4fe921292377f6cb0fa2555fe81a0cb2631871705d0d3df7f565989a","0xec00f64aadfe3ce96f0f80f557fce3896c66ca43a0c353e5782b42ed4c0cc16d","0x3eba696a2e68f294a82c625215aa75e985796595be23d22893b1d217fb22a0f1","0xb3a1021e9066cfdf3afac00fc4f8d88d17cac65558acf41542563bd7d4b628de","0x0ac068cf582b301137977f549f8ae462000b48ceb854932392c4c5902c5f50a6","0x97e45372ff60113bfa52a2a7338952a20247fad8a587d481f066e51babf9fc42","0x0c6d78bf2b37eba70b4d6c373ad78af2681a5a5818fd5c22ad0c0081d0bf63d9","0x3490c6ceeb450aecdc82e28293031d10c7d73bf85e57bf041a97360aa2c5d99c","0x686bb9ceec64e5db0ba9ce01562d3e8b817b82401089f5b8ae4bb17ff22ba62b","0xbe075382ebae37dcc3bb83010edc7442619e7788c4e69495569a0c847f097843","0xda7bce9f4e8618b6bd2f4132ce798cdc7a60e7e1460a7299e3c6342a579626d2","0x2733e50f526ec2fa19a22b31e8ed50f23cd1fdf94c9154ed3a7609a2f1ff981f","0xe1d3b5c807b281e4683cc6d6315cf95b9ade8641defcb32372f1c126e398ef7a","0x96d558cfd0538f090aa2472ad32c3251320f715996aebb87c9fb7d2e28442a0c","0xb46a28b6f55540f89444f63de0378e3d121be09e06cc9ded1c20e65876d36aa0","0xc65e9645644786b620e2dd2ad648ddfcbf4a7e5b1a3a4ecfe7f64667a3f0b7e2","0x5f14f27a106835843b44ada87fc9d385ea8c2711c0d03093ddf36fd9acbc550f","0x5a9c16dc00d6ef18b7933a6f8dc65ccb55667138776f7dea101070dc8796e377","0x4df84f40ae0c8229d0d6069e5c8f39a7c299677a09d367fc7b05e3bc380ee652","0xcdc72595f74c7b1043d0e1ffbab734648c838dfb0527d971b602bc216c9619ef","0x0abf5ac974a1ed57f4050aa510dd9c74f508277b39d7973bb2dfccc5eeb0618d","0xb8cd74046ff337f0a7bf2c8e03e10f642c1886798d71806ab1e888d9e5ee87d0","0x838c5655cb21c6cb83313b5a631175dff4963772cce9108188b34ac87c81c41e","0x662ee4dd2dd7b2bc707961b1e646c4047669dcb6584f0d8d770daf5d7e7deb2e","0x388ab20e2573d171a88108e79d820e98f26c0b84aa8b2f4aa4968dbb818ea322","0x93237c50ba75ee485f4c22adf2f741400bdf8d6a9cc7df7ecae576221665d735","0x8448818bb4ae4562849e949e17ac16e0be16688e156b5cf15e098c627c0056a9"],"tipBlockHash":"0x9afdc3e16c58e397e52eda0741132543b1a9fa46cc2fa8d5cdc2acae7ee12a54","tipBlockNumber":2387921,"treeVersion":207274,"twigCount":1398533},"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":"0x08ca9c898d8b60800d6357622399256434bde629db896a33a45be3b31bec85d9","blockNumber":2387871,"chainId":36927,"chainType":0,"miniMmrRoot":"0xafe957cd376fec6b080a8a219e9f34a9796721632970e6ef824039ef1c9cd1d7","stateRoot":"0xbad58784acf4454dbbd0e2a74d2167a33e065ecb41401b219618e5231a10cdd5","twigCount":1398533}],"event":{"chainType":0,"encoded":"0x"},"finality":{"block":2387871,"blockNumber":2387871,"chainId":36927,"checked_at":1793137979,"confirmations":56,"finalityType":3,"finalizedBlockHash":"0x08ca9c898d8b60800d6357622399256434bde629db896a33a45be3b31bec85d9","finalizedBlockNumber":2387871,"finalized_block":null,"level":"quick","proof":"0x00000000000000000000000000000000000000000000000000000000000000389afdc3e16c58e397e52eda0741132543b1a9fa46cc2fa8d5cdc2acae7ee12a54","rule":"quick: 56 confirmations on the collected chain (≥ 2); full needs no finalized head was read for this answer: full finality not claimed"},"superroot":{"batchId":1793137969,"chainCount":80,"superrootHash":"0x6780fe3419d5ac3dbc88dfb70f3ee1a7bc50b3a81cc8d93c4c5a9fdba25ef785","totalTwigs":52339750},"superrootProof":{"siblings":["0xaa1b8f789d06a69a9a5051a550fc0d6aaa79d9cbaa7b91b1870322e0d1c2a2f1","0x79716eea462cdf535e8cfc9a7f3c4fc74a984fc6667032ba2fc3aea59aeec61d","0x1710672046cb086e8c14dbf75c04455682c17a5a8f117a0773e355598292df12","0x37a9b9178f832635036a624589c72b9ae4db901d62439ed732deff2364fa3ab8","0xba9e8bda8febb79a2fe4c68cbab7552e89cef38cfaabe504186e9ee747434d10","0x8a3f5038c15f2ccf52f751ca5cfb9df055220d67362864f755edeeedac36ad5e","0xd77fd903a1356c0bfd4458a1f447bafca80faa0c13bcb815b42857caf6a7ac74"],"targetChainIndex":22},"verifiableBlock":2387921}}
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.