[ 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 2021653 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 2021653 on chain 36927: blockHash 0x82edaff39ffb25fa8cfaeaa5bbeea3e51d6803ae7b796a8afe0845f914010602, under superroot 0x90498d1405c131662870747f26fe793294080f9e27f9d6226f1228278b7e8f35 — proof at https://api.taifoon.dev/api/v5/proof/blob/36927/2021653
{"ok":true,"chainId":36927,"blockNumber":2021653,"blockHash":"0x82edaff39ffb25fa8cfaeaa5bbeea3e51d6803ae7b796a8afe0845f914010602","superrootHash":"0x90498d1405c131662870747f26fe793294080f9e27f9d6226f1228278b7e8f35","proofBlobUrl":"https://api.taifoon.dev/api/v5/proof/blob/36927/2021653","finality":{"type":3,"finalizedBlockNumber":2021653,"finalizedBlockHash":"0x82edaff39ffb25fa8cfaeaa5bbeea3e51d6803ae7b796a8afe0845f914010602"},"blob":{"blockProof":{"blockIndex":2021653,"inclusion":{"blockHash":"0x82edaff39ffb25fa8cfaeaa5bbeea3e51d6803ae7b796a8afe0845f914010602","blockNumber":2021653,"index":2021653,"root":"0x45f1e321333ce23d0e26477a71bd25dc9635ad2ec318c966eaed6e22be0673f5","siblings":["0x16082586b810f02c7237d01de1cb591066dd3c82e543cd8ec80b894cd0dc7f19","0xf50a011bdef80963e1378e0b1682a1b5d71c2b3e2d099d17fca0fa26bcad0206","0xe7db7cea29982d07749be8c0abaf1c3035ab3fe0ea8a1ddb67a48712dee63bf8","0x082dcb8e279eb152da3c8cd222d2c98b7c3070bd742ffa3a3a7cdcbfaf9a4aa0","0x8d6b6ae1478f9c774c0d2badbe85229a99134aa4d3534e028fc62852d43e8464","0x066ec72d8c9328d0ece6de8effd8b9f668536961099327c53565cb448a8facf0","0xd37e585c91b404e4f1e05926a3b2cd02d6013eace473fa99ddcb884185562596","0xffd70157e48063fc33c97a050f7f640233bf646cc98d9524c6b92bcf3ab56f83","0x865ec91b5d9f1907a7fe0e3e5ddbf589dcb1ef6c8d0ea2eebe73f52a67a67220","0xcefad4e508c098b9a7e1d8feb19955fb02ba9675585078710969d3440f5054e0","0xf9dc3e7fe016e050eff260334f18a5d4fe391d82092319f5964f2e2eb7c1c3a5","0x54c05e3f11f99b8c4589bc006fb42bf78c5801d85d09972825918721eeb15cf2","0x7c11917536767b953ffc6c20f838987a0446860d9d6fedc9cbfb354ddedbee12","0xc1df82d9c4b87413eae2ef048f94b4d3554cea73d92b0f7af96e0271c691e2bb","0x45bd79b5b37342ae57344075a00c2d27a45bc732d7756e6b08d7a2d4649258d3","0xb42fe48412f9e68dced36a091d2c17db2ada09b18e71ba91d16f35c4cd008dfc","0x2733e50f526ec2fa19a22b31e8ed50f23cd1fdf94c9154ed3a7609a2f1ff981f","0x84594d5b3068dba9f7ea9f46a37686c047183b79085d4466dac7412cce629099","0x35a5f476897084b120addd649c8481ca6aa274cbe1c8de8a3ff2db2c49c6b6eb","0x115f444351b5c654a7dde671c2dbced7f9f14282c299d2e854ed77031315912d","0xd359f8fee1c81fb2429230afaecfa9d3efdedc31e2509028767cb7eff6bfd800","0xf4418588ed35a2458cffeb39b93d26f18d2ab13bdce6aee58e7b99359ec2dfd9","0x5a9c16dc00d6ef18b7933a6f8dc65ccb55667138776f7dea101070dc8796e377","0x4df84f40ae0c8229d0d6069e5c8f39a7c299677a09d367fc7b05e3bc380ee652","0xcdc72595f74c7b1043d0e1ffbab734648c838dfb0527d971b602bc216c9619ef","0x0abf5ac974a1ed57f4050aa510dd9c74f508277b39d7973bb2dfccc5eeb0618d","0xb8cd74046ff337f0a7bf2c8e03e10f642c1886798d71806ab1e888d9e5ee87d0","0x838c5655cb21c6cb83313b5a631175dff4963772cce9108188b34ac87c81c41e","0x662ee4dd2dd7b2bc707961b1e646c4047669dcb6584f0d8d770daf5d7e7deb2e","0x388ab20e2573d171a88108e79d820e98f26c0b84aa8b2f4aa4968dbb818ea322","0x93237c50ba75ee485f4c22adf2f741400bdf8d6a9cc7df7ecae576221665d735","0x8448818bb4ae4562849e949e17ac16e0be16688e156b5cf15e098c627c0056a9"],"tipBlockHash":"0x8088efa21cee0e00964d4a14a1cae912ef67cd1369ddad24bcc0b99f74eef098","tipBlockNumber":2021748,"treeVersion":134463,"twigCount":1032346},"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":"0x82edaff39ffb25fa8cfaeaa5bbeea3e51d6803ae7b796a8afe0845f914010602","blockNumber":2021653,"chainId":36927,"chainType":0,"miniMmrRoot":"0x45f1e321333ce23d0e26477a71bd25dc9635ad2ec318c966eaed6e22be0673f5","stateRoot":"0xa330610f71dc81b5ad50b21d986d96b84793da5a72acf8367c32c8968e08559b","twigCount":1032346}],"event":{"chainType":0,"encoded":"0x"},"finality":{"block":2021653,"blockNumber":2021653,"chainId":36927,"checked_at":1792400191,"confirmations":98,"finalityType":3,"finalizedBlockHash":"0x82edaff39ffb25fa8cfaeaa5bbeea3e51d6803ae7b796a8afe0845f914010602","finalizedBlockNumber":2021653,"finalized_block":null,"level":"quick","proof":"0x00000000000000000000000000000000000000000000000000000000000000628088efa21cee0e00964d4a14a1cae912ef67cd1369ddad24bcc0b99f74eef098","rule":"quick: 98 confirmations on the collected chain (≥ 2); full needs no finalized head was read for this answer: full finality not claimed"},"superroot":{"batchId":1792400188,"chainCount":79,"superrootHash":"0x90498d1405c131662870747f26fe793294080f9e27f9d6226f1228278b7e8f35","totalTwigs":2938637},"superrootProof":{"siblings":["0x0aae90fdd919685ff33568ebd7cb38b4b817beae628c7ae590def598f502180d","0xfabe7a17c8fb922f88ecc47ae9c002bee152ae5ca5e4df93a80c0ac96fa7f0e8","0x44071b9de81634c527191392f7be1f2297119c74af0770ec8a281ffb2ce35c97","0x3ec3931ec7ec4e17670c7d930deb07d540114e128ecaf164ac715924ffb5be7c","0xfc141a4b70dfd051aa568ad8c3d57550dded171b30be657db614d43266e59e8b","0x14c88d409a716c94a515350ed85a970eb384b70c40f9478a0000067f43451397","0x1213765acf3ea44f8d65d1925ee5ec27f8ea6172280556aa027ea932e48d2a0d"],"targetChainIndex":22},"verifiableBlock":2021748}}
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 NETWORK0x365b9b5ccde010632c644e86b19fee23afd0727006bb16bf8306e2e4173fe2d9
RECORD ON
Free. Nothing to sign.
3 free, then 0.05 USDC a grade.
WHERE A GRADE GOES