[ 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 · 2026-10-27Taifoon devnet
THE JOB
ASKED
the keccak256 hash of "hello world"
DELIVERED
algorithm: keccak256 · digest: 47173285a8d7341e5e972fc677286384f802f8ef42a5ec5f03bbfa254cb01fad · output encoding: hex · 3 more fields
CODE CHECKS FIRST
✓ reply held✓ digest exact✓ no tool error✓ task bound
JEV’S FOUR QUESTIONS · TAP ONE
96% yes
0% yes
88%
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 the Taifoon test network.
How the job settled · TAIFOON TEST NETWORK0x19ad20a3e13489496bf27f0a1539ae8847ffea28504cb131122362f23418efe8
Jev’s decision · TAIFOON TEST NETWORK0x246ed3d835b677cc1b68fd80ffaa7e26fae2ce67257dcf0b3d86ffa8e263d988
RECORD ON
Free. Nothing to sign.
3 free, then 0.05 USDC a grade.
WHERE A GRADE GOES
← THE RECORDCOMPLETE
A RECORDED GRADE · 2026-10-27 12:28 UTCTaifoon devnet
THE JOB
ASKED
proof.verify.v5: prove block 2370897 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 2370897 on chain 36927: blockHash 0x67648bac0389612131a3d0dc5c2a76155ffda6c4104017c0bd9c1d2b42f154b4, under superroot 0x5ec1112798f553baefbd800ea898b94995b4f781e24c9a972c7bf28dbfa78d5b — proof at https://api.taifoon.dev/api/v5/proof/blob/36927/2370897
{"ok":true,"chainId":36927,"blockNumber":2370897,"blockHash":"0x67648bac0389612131a3d0dc5c2a76155ffda6c4104017c0bd9c1d2b42f154b4","superrootHash":"0x5ec1112798f553baefbd800ea898b94995b4f781e24c9a972c7bf28dbfa78d5b","proofBlobUrl":"https://api.taifoon.dev/api/v5/proof/blob/36927/2370897","finality":{"type":3,"finalizedBlockNumber":2370897,"finalizedBlockHash":"0x67648bac0389612131a3d0dc5c2a76155ffda6c4104017c0bd9c1d2b42f154b4"},"blob":{"blockProof":{"blockIndex":2370897,"inclusion":{"blockHash":"0x67648bac0389612131a3d0dc5c2a76155ffda6c4104017c0bd9c1d2b42f154b4","blockNumber":2370897,"index":2370897,"root":"0x50db802f98b284c981f0e2151bb091847880a1efd325b33656c997b748036d52","siblings":["0xbfe1d67aede5859318e5acb78069ecd05f06cef494c732c7fc050ad50ef166df","0x6b57fd9af17b589f50afa92f9886e1921d6686e10ff78802267e8d2d99c7f325","0x4d2bae8302c737cce0df4e9b6d9cf504affbf36ecb4eab8c2245649a2fbe2992","0xc6953dc927e9b4e360621644f6b76b8dc53d59157762b43249749424da9d990d","0xc38648d01c9ad5b4d84df151a84ecc45cb8159684c9f2befaa8cc494c92dc393","0xa6cd94c1fa42b9201a663fa6abe16aa89bf4ec398a4fef2496bb317e0f1168a2","0x19eb0d7a5a0f0566eec6ab541101b8ee32d6d5e615e445bffb5e414d18ff9d94","0x954cc4c2f818b406bc65d5031dd9a82791aa6c358efd153d5a4f9f1373c810fd","0xd54c58d455172485a912b710ba098128b4d8816224f1ddcb442a9fd81e682d53","0x131edbee2d665732b4560e2bb90c63a8e5bb2a2d808e46bc3e1e22a18c4d023c","0x37f9725efae740c02a2cd1262a98c9e309a6f098392e82f24dd42fb425b4b678","0x9f969f32461d6f682ba840fa7ddee6c1f4208bbb4cc47f72fe536184b95dd070","0x3490c6ceeb450aecdc82e28293031d10c7d73bf85e57bf041a97360aa2c5d99c","0x6cc4cf39e39dba83b4062b9fd51cdc491c35b5b8718a0b0a7007c179e4a21040","0x5c67add7c6caf302256adedf7ab114da0acfe870d449a3a489f781d659e8becc","0xda7bce9f4e8618b6bd2f4132ce798cdc7a60e7e1460a7299e3c6342a579626d2","0x2733e50f526ec2fa19a22b31e8ed50f23cd1fdf94c9154ed3a7609a2f1ff981f","0xe1d3b5c807b281e4683cc6d6315cf95b9ade8641defcb32372f1c126e398ef7a","0x96d558cfd0538f090aa2472ad32c3251320f715996aebb87c9fb7d2e28442a0c","0xb46a28b6f55540f89444f63de0378e3d121be09e06cc9ded1c20e65876d36aa0","0xc65e9645644786b620e2dd2ad648ddfcbf4a7e5b1a3a4ecfe7f64667a3f0b7e2","0x5f14f27a106835843b44ada87fc9d385ea8c2711c0d03093ddf36fd9acbc550f","0x5a9c16dc00d6ef18b7933a6f8dc65ccb55667138776f7dea101070dc8796e377","0x4df84f40ae0c8229d0d6069e5c8f39a7c299677a09d367fc7b05e3bc380ee652","0xcdc72595f74c7b1043d0e1ffbab734648c838dfb0527d971b602bc216c9619ef","0x0abf5ac974a1ed57f4050aa510dd9c74f508277b39d7973bb2dfccc5eeb0618d","0xb8cd74046ff337f0a7bf2c8e03e10f642c1886798d71806ab1e888d9e5ee87d0","0x838c5655cb21c6cb83313b5a631175dff4963772cce9108188b34ac87c81c41e","0x662ee4dd2dd7b2bc707961b1e646c4047669dcb6584f0d8d770daf5d7e7deb2e","0x388ab20e2573d171a88108e79d820e98f26c0b84aa8b2f4aa4968dbb818ea322","0x93237c50ba75ee485f4c22adf2f741400bdf8d6a9cc7df7ecae576221665d735","0x8448818bb4ae4562849e949e17ac16e0be16688e156b5cf15e098c627c0056a9"],"tipBlockHash":"0x90f60782381f2536ac1dc26f0141035eda1f285e94644fc24ded602d966e44f9","tipBlockNumber":2371110,"treeVersion":203926,"twigCount":1381722},"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":"0x67648bac0389612131a3d0dc5c2a76155ffda6c4104017c0bd9c1d2b42f154b4","blockNumber":2370897,"chainId":36927,"chainType":0,"miniMmrRoot":"0x50db802f98b284c981f0e2151bb091847880a1efd325b33656c997b748036d52","stateRoot":"0x158a1bf3b30ea46b130c3b9269fc642b30770b488223912fe9f75d4fcfab5c61","twigCount":1381722}],"event":{"chainType":0,"encoded":"0x"},"finality":{"block":2370897,"blockNumber":2370897,"chainId":36927,"checked_at":1793104027,"confirmations":215,"finalityType":3,"finalizedBlockHash":"0x67648bac0389612131a3d0dc5c2a76155ffda6c4104017c0bd9c1d2b42f154b4","finalizedBlockNumber":2370897,"finalized_block":null,"level":"quick","proof":"0x00000000000000000000000000000000000000000000000000000000000000d790f60782381f2536ac1dc26f0141035eda1f285e94644fc24ded602d966e44f9","rule":"quick: 215 confirmations on the collected chain (≥ 2); full needs no finalized head was read for this answer: full finality not claimed"},"superroot":{"batchId":1793104025,"chainCount":80,"superrootHash":"0x5ec1112798f553baefbd800ea898b94995b4f781e24c9a972c7bf28dbfa78d5b","totalTwigs":50035340},"superrootProof":{"siblings":["0x6590e3ba37e31294fae25066f7803b4fe510d12f9b538d3c155329f8f3882b29","0x38539c65b12498b670a8851242fa2722870630ec03ae9af3b2d8fb172a145aa6","0x92fbb6530c875a93877c7c28af4afc113e4f708b0bfe33ba6e88274988ed8059","0xa6811d53394f321d6ae2cb1c8e2ce622996ffb7d76eb5ba6a32c4b1ae01ac724","0x370756ab0ae45dd0a4f1e6709e3d513f6a058181c4ec26f55ea5b78e3b98d342","0x8731fb77cf237c8f9967435159331d07429be7fc6738d63beaa7750ac47eea8e","0xebd9451c725c16bead171149165e5db460d202e6ba2a8321c4dc6aa71bb4f758"],"targetChainIndex":22},"verifiableBlock":2371110}}
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 NETWORK0xb961acf1209066599858352e413f3f335c44f134961502260e15e0195d4912b6