[ 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 2027280 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 2027280 on chain 36927: blockHash 0xfe5e6d747e895cc697700e4ba57b3856e0f17add8276fb85c454c152dbb0329a, under superroot 0xfdb0abfe049f5d42509544c410230c21386989dd89b0f749dc6e94a4989c069c — proof at https://api.taifoon.dev/api/v5/proof/blob/36927/2027280
{"ok":true,"chainId":36927,"blockNumber":2027280,"blockHash":"0xfe5e6d747e895cc697700e4ba57b3856e0f17add8276fb85c454c152dbb0329a","superrootHash":"0xfdb0abfe049f5d42509544c410230c21386989dd89b0f749dc6e94a4989c069c","proofBlobUrl":"https://api.taifoon.dev/api/v5/proof/blob/36927/2027280","finality":{"type":3,"finalizedBlockNumber":2027280,"finalizedBlockHash":"0xfe5e6d747e895cc697700e4ba57b3856e0f17add8276fb85c454c152dbb0329a"},"blob":{"blockProof":{"blockIndex":2027280,"inclusion":{"blockHash":"0xfe5e6d747e895cc697700e4ba57b3856e0f17add8276fb85c454c152dbb0329a","blockNumber":2027280,"index":2027280,"root":"0xc31722bd818e318d0f56011bd5dc76660db2761547cb03ab88c005a787eccb72","siblings":["0xc056a7edf6fef63a535332bf48fe9aadb8261415e861d8ae95ca00642b831830","0x6d26941c1ff605c81774042563d14b19a529f2d2bfe37774bc067e576a1bda23","0xea21bb56d6bc4b3aa2ab8e4af2d536c8cc1477c2d98867940106ee5f1f28eddf","0xc25233dc3e9cde3369809bb925a792b6afe53f241ef8f70b14fad9d0e56196dc","0xfe044144edbe41273e558fca7ba170b4b6d9610089a8880f4d7bbcd87dc3893e","0xb8963cee3c04217da22eae9206e53b864e7ed7afdd64a19530f616f6b5fa9906","0x887c22bd8750d34016ac3c66b5ff102dacdd73f6b014e710b51e8022af9a1968","0xffd70157e48063fc33c97a050f7f640233bf646cc98d9524c6b92bcf3ab56f83","0x52b7fa75ea4510cf7ac867bf76f707a0e7e72a049a2ec54ac499ab35d496cf22","0xf80826f1d2085c8e393902c3050e57e013aec70746f7618db36f7713f3c4b7db","0x1740852bca2d4e96487769529e556a1cc04d6ea4e41d9172bb661d7f03a3b35d","0x7d836ec183cf02ae38fac8d413eeef9be7d7ecc18d28a829d901f666eab96fa0","0x3490c6ceeb450aecdc82e28293031d10c7d73bf85e57bf041a97360aa2c5d99c","0xc0eda17c175a59340b3675cc85679028fb39eabbbafe73a9d5a9149181102917","0x45bd79b5b37342ae57344075a00c2d27a45bc732d7756e6b08d7a2d4649258d3","0xb42fe48412f9e68dced36a091d2c17db2ada09b18e71ba91d16f35c4cd008dfc","0x2733e50f526ec2fa19a22b31e8ed50f23cd1fdf94c9154ed3a7609a2f1ff981f","0x84594d5b3068dba9f7ea9f46a37686c047183b79085d4466dac7412cce629099","0x35a5f476897084b120addd649c8481ca6aa274cbe1c8de8a3ff2db2c49c6b6eb","0x115f444351b5c654a7dde671c2dbced7f9f14282c299d2e854ed77031315912d","0xd359f8fee1c81fb2429230afaecfa9d3efdedc31e2509028767cb7eff6bfd800","0xf4418588ed35a2458cffeb39b93d26f18d2ab13bdce6aee58e7b99359ec2dfd9","0x5a9c16dc00d6ef18b7933a6f8dc65ccb55667138776f7dea101070dc8796e377","0x4df84f40ae0c8229d0d6069e5c8f39a7c299677a09d367fc7b05e3bc380ee652","0xcdc72595f74c7b1043d0e1ffbab734648c838dfb0527d971b602bc216c9619ef","0x0abf5ac974a1ed57f4050aa510dd9c74f508277b39d7973bb2dfccc5eeb0618d","0xb8cd74046ff337f0a7bf2c8e03e10f642c1886798d71806ab1e888d9e5ee87d0","0x838c5655cb21c6cb83313b5a631175dff4963772cce9108188b34ac87c81c41e","0x662ee4dd2dd7b2bc707961b1e646c4047669dcb6584f0d8d770daf5d7e7deb2e","0x388ab20e2573d171a88108e79d820e98f26c0b84aa8b2f4aa4968dbb818ea322","0x93237c50ba75ee485f4c22adf2f741400bdf8d6a9cc7df7ecae576221665d735","0x8448818bb4ae4562849e949e17ac16e0be16688e156b5cf15e098c627c0056a9"],"tipBlockHash":"0xffae7c24176ef4a849c13979fceb9b54b85cadb17190a6e0677b3e1954fafc0d","tipBlockNumber":2027301,"treeVersion":135574,"twigCount":1037899},"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":"0xfe5e6d747e895cc697700e4ba57b3856e0f17add8276fb85c454c152dbb0329a","blockNumber":2027280,"chainId":36927,"chainType":0,"miniMmrRoot":"0xc31722bd818e318d0f56011bd5dc76660db2761547cb03ab88c005a787eccb72","stateRoot":"0xf4daa7ce5ec7f81e3646dc9f3cc3bb02659c358f109bc6c3d05bf06ea17ba786","twigCount":1037899}],"event":{"chainType":0,"encoded":"0x"},"finality":{"block":2027280,"blockNumber":2027280,"chainId":36927,"checked_at":1792411374,"confirmations":25,"finalityType":3,"finalizedBlockHash":"0xfe5e6d747e895cc697700e4ba57b3856e0f17add8276fb85c454c152dbb0329a","finalizedBlockNumber":2027280,"finalized_block":null,"level":"quick","proof":"0x0000000000000000000000000000000000000000000000000000000000000019ffae7c24176ef4a849c13979fceb9b54b85cadb17190a6e0677b3e1954fafc0d","rule":"quick: 25 confirmations on the collected chain (≥ 2); full needs no finalized head was read for this answer: full finality not claimed"},"superroot":{"batchId":1792411369,"chainCount":79,"superrootHash":"0xfdb0abfe049f5d42509544c410230c21386989dd89b0f749dc6e94a4989c069c","totalTwigs":3660494},"superrootProof":{"siblings":["0xcf9180f328eb6b4752fbdcb3e60ed6a8593017df6721bf5e2bbf9097a45a47ce","0xc4694e5e6761fc0ef444d3033f5bd5a48d32c400a5a100bfb6d20c88a70192d6","0xbb52700c4cb213749b87e2785b88f97ba1fb1c3d93883e989c96a5095198efd0","0x8f54f6efdee1520b7942f2827d2f49c3740c94ad7282abf66f56e7949dc2bd74","0x8cc2844a80f8f9a1069bdf0debfdac80c5151e1a5855c44e01e41bf5c0ad43c1","0xef25e39666507ded885918b678dd8e0f16aad32418ba3be4964f0b972ebd469d","0x9b7e05fbdcacf758eb61a2fdafd0b36ebafa497eafa6f28848ccdba2dba81659"],"targetChainIndex":22},"verifiableBlock":2027301}}
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 NETWORK0x0b94024720c99988200760fab2b0f0bd2fc7dc14d9d821794fe94915fb56fe37
RECORD ON
Free. Nothing to sign.
3 free, then 0.05 USDC a grade.
WHERE A GRADE GOES