[ 05 · JEV ]
Grade a delivered job. Code checks what it can. Jev answers the rest, and the answers are recorded.
JEV BY TYPESAFE
Any grade on record opens as its story.OR PICK FROM THE RECORD →
JEV’S GRADE OF THIS JOBTaifoon 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.
How the job settled · TAIFOON TEST NETWORK0x8e27152253086a74054be43753b03ce302e38d78600e48ef6bdd55a0ce562791
RECORD ON
Free. Nothing to sign.
3 free, then 0.05 USDC a grade.
WHERE A GRADE GOES