[ 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 · 2026-10-07Base
THE JOB
ASKED
mcp.digest: return the sha256 digest (hex) of the UTF-8 text "taifoon digest hire Base 2026-10-05T06:57:09.410Z d2947a910100".
DELIVERED
byte length: 62 · 1 more field
CODE CHECKS FIRST
✓ reply held✓ digest exact✓ no tool error✓ task bound
JEV’S FOUR QUESTIONS · TAP ONE
98% yes
0% yes
99%
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 Base.
How the job settled · BASE0xc043f30abf336538074f7a149db12b8ffd7aa26b1655c3c2514b58c357a418c2
RECORD ON
Free. Nothing to sign.
3 free, then 0.05 USDC a grade.
WHERE A GRADE GOES
← THE RECORDCOMPLETE
A RECORDED GRADE · 2026-10-25 06:55 UTCTaifoon devnet
THE JOB
ASKED
proof.verify.v5: prove block 2275328 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 2275328 on chain 36927: blockHash 0xacab45436b54ce8c4e857eebf0a23263c17e3987a9023797b5e7a998d944b0a1, under superroot 0x2736476b136745331832821496914acfcaba02d607d9b13f2e67ace6a8267186 — proof at https://api.taifoon.dev/api/v5/proof/blob/36927/2275328
{"ok":true,"chainId":36927,"blockNumber":2275328,"blockHash":"0xacab45436b54ce8c4e857eebf0a23263c17e3987a9023797b5e7a998d944b0a1","superrootHash":"0x2736476b136745331832821496914acfcaba02d607d9b13f2e67ace6a8267186","proofBlobUrl":"https://api.taifoon.dev/api/v5/proof/blob/36927/2275328","finality":{"type":3,"finalizedBlockNumber":2275328,"finalizedBlockHash":"0xacab45436b54ce8c4e857eebf0a23263c17e3987a9023797b5e7a998d944b0a1"},"blob":{"blockProof":{"blockIndex":2275328,"inclusion":{"blockHash":"0xacab45436b54ce8c4e857eebf0a23263c17e3987a9023797b5e7a998d944b0a1","blockNumber":2275328,"index":2275328,"root":"0x63e2d2c2478d3db2d7f1a549db6d76856be15f6041e02eb8770ecaebbba5041b","siblings":["0x44c135762f03141493351b4336dc8bed4bd068f26017784f2af0128e485f5264","0x2c4293a602cb15ea58253858a92c44d98af3fdf05ef223b4c5ef592ba8515aa2","0xbf3ece261c34f58d958b206577b5e1f93628e526c6eb55faee91957b6b421d6d","0x26a1b8a6b3adc7eabbf159b42bc0bebd1f601539afd10cdf2dc5cb3d864f493a","0xca213f2b3cb6eee3d5ff9f26be4f9a6ec480e5eb51b10c92cca636f41fd4ee14","0x022c838f41a3ae5ea3eb33400ad3874ba203c016005bc5042b54881ceacada5d","0x191bd1362b03e6a1664354c418548d9d92d9744ca4de50ef56fe294f3c146838","0xffd70157e48063fc33c97a050f7f640233bf646cc98d9524c6b92bcf3ab56f83","0x9867cc5f7f196b93bae1e27e6320742445d290f2263827498b54fec539f756af","0xcefad4e508c098b9a7e1d8feb19955fb02ba9675585078710969d3440f5054e0","0xf9dc3e7fe016e050eff260334f18a5d4fe391d82092319f5964f2e2eb7c1c3a5","0x4c4bff3dc0f9660a6bde7b68a86102e6969d4f1bae446c438de1539b62eda1fd","0x7e5fd2f0c5ac666bce70ea9e2cd80f61a00e693e61db4f637141012cc40f2324","0x6b60f0519161d385add1c124a8c1834faeb4954ab411967d78bdcf17386d5600","0x5c67add7c6caf302256adedf7ab114da0acfe870d449a3a489f781d659e8becc","0xdf230a9a7a5d55d55272861caa0727ddc8300d5a5affb5bf8592c6bed70cbc24","0x2733e50f526ec2fa19a22b31e8ed50f23cd1fdf94c9154ed3a7609a2f1ff981f","0x8dd12e75dfda2ec2744d6ad639b2a5be925c60a63851eab92b3255674c264187","0x5a2dce0a8a7f68bb74560f8f71837c2c2ebbcbf7fffb42ae1896f13f7c7479a0","0xb46a28b6f55540f89444f63de0378e3d121be09e06cc9ded1c20e65876d36aa0","0xc65e9645644786b620e2dd2ad648ddfcbf4a7e5b1a3a4ecfe7f64667a3f0b7e2","0x73ee20ea68274c003b826ca4ebf305906cab3e37af7906947ef28de6161af9f6","0x5a9c16dc00d6ef18b7933a6f8dc65ccb55667138776f7dea101070dc8796e377","0x4df84f40ae0c8229d0d6069e5c8f39a7c299677a09d367fc7b05e3bc380ee652","0xcdc72595f74c7b1043d0e1ffbab734648c838dfb0527d971b602bc216c9619ef","0x0abf5ac974a1ed57f4050aa510dd9c74f508277b39d7973bb2dfccc5eeb0618d","0xb8cd74046ff337f0a7bf2c8e03e10f642c1886798d71806ab1e888d9e5ee87d0","0x838c5655cb21c6cb83313b5a631175dff4963772cce9108188b34ac87c81c41e","0x662ee4dd2dd7b2bc707961b1e646c4047669dcb6584f0d8d770daf5d7e7deb2e","0x388ab20e2573d171a88108e79d820e98f26c0b84aa8b2f4aa4968dbb818ea322","0x93237c50ba75ee485f4c22adf2f741400bdf8d6a9cc7df7ecae576221665d735","0x8448818bb4ae4562849e949e17ac16e0be16688e156b5cf15e098c627c0056a9"],"tipBlockHash":"0xf9872a5a587bf4c380929abea7e026d941827db4dc2fb2464ee9ea919e70b828","tipBlockNumber":2275454,"treeVersion":184947,"twigCount":1286064},"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":"0xacab45436b54ce8c4e857eebf0a23263c17e3987a9023797b5e7a998d944b0a1","blockNumber":2275328,"chainId":36927,"chainType":0,"miniMmrRoot":"0x63e2d2c2478d3db2d7f1a549db6d76856be15f6041e02eb8770ecaebbba5041b","stateRoot":"0x33490e9fe9e83858a0e8decd904ad12ce2c6e566c39f0cb05e06428590c2ac39","twigCount":1286064}],"event":{"chainType":0,"encoded":"0x"},"finality":{"block":2275328,"blockNumber":2275328,"chainId":36927,"checked_at":1792911302,"confirmations":131,"finalityType":3,"finalizedBlockHash":"0xacab45436b54ce8c4e857eebf0a23263c17e3987a9023797b5e7a998d944b0a1","finalizedBlockNumber":2275328,"finalized_block":null,"level":"quick","proof":"0x0000000000000000000000000000000000000000000000000000000000000083f9872a5a587bf4c380929abea7e026d941827db4dc2fb2464ee9ea919e70b828","rule":"quick: 131 confirmations on the collected chain (≥ 2); full needs no finalized head was read for this answer: full finality not claimed"},"superroot":{"batchId":1792911294,"chainCount":80,"superrootHash":"0x2736476b136745331832821496914acfcaba02d607d9b13f2e67ace6a8267186","totalTwigs":36966336},"superrootProof":{"siblings":["0x220b319b9e26d7ac2f764a9923a771211f269bdfd8088c6528517dbb4f010319","0x1ee7da5f339c42aa79edd2feb6b9a909a4a7a0f6ef2f65a49f2f508643786a16","0x20dd4380d6f72194cf4004b4902831dbe0affa790b23628884cb31079836df0f","0x26025c0355538ac9705df491dfc83c24d1d862b9f6d1bddfe9ead58680002183","0x68cad41f6f15438207df88d0d50e50092beff554f649034de55bebe3ba02d1d8","0x1d0c269ffc9f32a0bf1e9a9ba8271ef27ea29448dc41b28529056990d8d62203","0xcf7ff103ea91d180d315c8e83f1275fec7d69331d1af846b5d006c62265827ed"],"targetChainIndex":22},"verifiableBlock":2275454}}
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 NETWORK0x75895b5fae38abae053f0068a95de04ed15391b1b40fe87945adb6550edd7cd1