Does AMDon / Unknown match its issuer's published contract?

QED signs a canonical JSON payload. Fetch the public key from /.well-known/qed.json, then check the signature against this payload.

Canonical JSON

{"block":null,"chain":"solana","checked_at":"2026-10-18T20:50:34Z","dev":false,"expires_at":"2026-10-19T20:50:34Z","issuer":"Ondo","pool":{"base":{"address":"14diAn5z8kjrKwSC8WLqvBqqe5YmihJhjxRxd8Z6ondo","balance":"1283746372","decimals":9,"symbol":"AMDon"},"chain":"solana","dex":"meteora-dlmm","pool":"Ew1rQWctC8tDDy14tCzAGmgQ72NWobhowNK76BZrVHT7","quote":{"address":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","balance":"634953854","decimals":6,"symbol":null}},"quote_share_of_supply":0.004017699201637936,"reads":[{"block":null,"method":"getSlot","params":[{"commitment":"confirmed"}],"result_hash":"cf0d1eadb7f0dc784ffbf54095acd722e00b0a320c3c68677915569709a288a9","slot":458573710},{"block":null,"method":"getAccountInfo","params":["Ew1rQWctC8tDDy14tCzAGmgQ72NWobhowNK76BZrVHT7",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":458573711},"value":{"data":["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","base64"],"executable":false,"lamports":7183720,"owner":"LBUZKhRxPF3XUpBCjp4YzTKgLccjZhTSDM9YuVaPwxo","rentEpoch":18446744073709551615,"space":904}},"result_hash":"47a41fd6464fef0f1bf7271398d0a40d233b126225afc7f4a6ad2214e02b096f","slot":458573711},{"block":null,"method":"getTokenAccountBalance","params":["Ccmc7DN8p6aZge4T6r87ofhwVWFus4DEC1E3MwQ1brEY",{"commitment":"confirmed"}],"result_hash":"0cfce9b148918fb7caa2067e63cdb2f85626525e6da131d234f5dfc138cb5270","slot":458573713},{"block":null,"method":"getTokenAccountBalance","params":["2dWi8zFHoxZa1jJWsP2P9guDHYaxb2ZYhMgXq7ykkxug",{"commitment":"confirmed"}],"result_hash":"72f264063d062f6bbc5fdd1699caa01381b7da1d5c5c9d096f988854e8837ac2","slot":458573714},{"block":null,"method":"getMultipleAccounts","params":[["14diAn5z8kjrKwSC8WLqvBqqe5YmihJhjxRxd8Z6ondo","EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v"],{"commitment":"confirmed","encoding":"base64"}],"result_hash":"a96ef38ff720c7db93f5e46ffe6394f249854e8cb99ebd3b2a5c2cc31044291e","slot":458573715},{"block":null,"method":"getTokenSupply","params":["EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",{"commitment":"confirmed"}],"result_hash":"e4d94a5e4963d416e8afd88af5c70e9622ce1c6b0a343a8987fa013a929515a6","slot":458573716},{"block":null,"method":"getAccountInfo","params":["EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":458573717},"value":{"data":["AQAAAJj+huiNm+Lqi8HMpIeLKYjCQPUrhCS/tA7Rot3LXhmbX+YSp95WGwAGAQEAAABicKqKWcWUBbRShshncubNEm6bil06OFNtN/e0FOi2Zw==","base64"],"executable":false,"lamports":556436563008,"owner":"TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA","rentEpoch":18446744073709551615,"space":82}},"result_hash":"cafe87cdc358a54d809542da2f2fa8dd2b2480c37d227fc829c1ed42791c66d0","slot":458573717},{"block":null,"method":"getProgramAccounts","params":["metaqbxxUerdq28cj1RbAWkYQm3ybzjb6a8bt518x1s",{"commitment":"confirmed","encoding":"base64","filters":[{"memcmp":{"bytes":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","offset":33}}]}],"result_hash":"85ed2b681fcd867f23813dfe31c8a2490c6fd4cdc10d37000244f0ba61f13af0","slot":null},{"block":null,"method":"getTokenSupply","params":["14diAn5z8kjrKwSC8WLqvBqqe5YmihJhjxRxd8Z6ondo",{"commitment":"confirmed"}],"result_hash":"f4dd7a761c4e9807d87baed6881ffe5b2bc467c568c1756539d6725fd9b7370a","slot":458573719},{"block":null,"method":"getAccountInfo","params":["14diAn5z8kjrKwSC8WLqvBqqe5YmihJhjxRxd8Z6ondo",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":458573720},"value":{"data":["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","base64"],"executable":false,"lamports":5373120,"owner":"TokenzQdBNbLqP5VEhdkAS6EPFLC1PHnBqCXEpPxuEb","rentEpoch":18446744073709551615,"space":644}},"result_hash":"00d5a7a9ab4fa5ed99db082a4b49ad8459f41bdc77c9b7deb130be8fcdbf41a5","slot":458573720},{"block":null,"method":"getProgramAccounts","params":["metaqbxxUerdq28cj1RbAWkYQm3ybzjb6a8bt518x1s",{"commitment":"confirmed","encoding":"base64","filters":[{"memcmp":{"bytes":"14diAn5z8kjrKwSC8WLqvBqqe5YmihJhjxRxd8Z6ondo","offset":33}}]}],"result_hash":"4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945","slot":null}],"registry_entry":{"chain":"solana","contract":"14diAn5z8kjrKwSC8WLqvBqqe5YmihJhjxRxd8Z6ondo","decimals":null,"issuer":"Ondo","last_checked":"2026-10-18T20:40:22Z","name":"AMD (Ondo Tokenized)","official_deployments":[{"address":"0x0C1f3412A44Ff99E40bF14e06e5Ea321aE7B3938","network":"Ethereum"},{"address":"0x9f16E46c73b43BDB70861247d537bEE4eA18F639","network":"BNB Chain"},{"address":"14diAn5z8kjrKwSC8WLqvBqqe5YmihJhjxRxd8Z6ondo","network":"Solana"},{"address":"0x33706203A7a7c82B6F6c09dd9Ae4E6e881d36386","network":"HyperEVM"}],"source":"https://docs.ondo.finance/addresses.md","source_url":"https://www.dropbox.com/scl/fi/qjfxyg748mx0dwi6up86d/EXTERNAL-Ondo-GM-Tokens-Ondo-GM-Tokens.csv?rlkey=n3no1w78wrah3umsl0nr9s77i&e=2&st=spdit2q1&dl=1","ticker":"AMD"},"registry_hash":"232d0be2eda56472709e0cf69b424df4c8dd39a27138a34cf3d57c8f428c0f9e","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":458573710,"subject":"Ew1rQWctC8tDDy14tCzAGmgQ72NWobhowNK76BZrVHT7","ticker":"AMD","verdict":{"Verified":{"issuer":"Ondo","ticker":"AMD"}},"version":1}

Signature

p8gLTCJfIbCcHJt61rZou8Ydu4edLGYvj1iEsiBdqu91vRZqW3yUyatiUl8dB+LVybAMCCtexhd2Vr5r28CPAQ==

API call

GET /api/attest/dcae4403294598af7509f32750d3fb313c2cd6fb93e3f44be6900092755a79f1

1. Fetch the public key and attestation JSON, then verify the signature with the published key.
2. Canonicalize the payload with sorted object keys and no whitespace, then verify its SHA-256 attestation id.
3. Run the API call above and compare the returned payload, serial, signer, and signature with this certificate.