Does AALon / JPF 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":130091458,"chain":"bnb","checked_at":"2026-10-27T12:43:46Z","dev":false,"expires_at":"2026-10-28T12:43:46Z","issuer":"Ondo","pool":{"base":{"address":"0x02D608506cA0048D0D991a11F1E7Fb8CAD1e44f8","balance":"7729586117809897493","decimals":18,"symbol":"AALon"},"chain":"bnb","dex":"pancake-v3","pool":"0x751dcdB9675755A4924e6295c36320B594B7dc48","quote":{"address":"0x70c629478707c8A4eAe7FDc0EE54A9F61bEE4901","balance":"865909924954317088450","decimals":18,"symbol":"JPF"}},"quote_share_of_supply":0.015740853534593077,"reads":[{"block":130091458,"method":"eth_blockNumber","params":[],"result_hash":"533f149b4b7d5fad6836099c5fd6cc8b093fe851f1b1ffd53c602a83a9d76695","slot":null},{"block":null,"method":"eth_call","params":["0x751dcdB9675755A4924e6295c36320B594B7dc48","token0()"],"raw_result":"0x02d608506ca0048d0d991a11f1e7fb8cad1e44f8","result_hash":"d48e30adf2fc9ef688eafca45f2a6a88096605afc11d479374b97aaa179c8154","slot":null},{"block":null,"method":"eth_call","params":["0x751dcdB9675755A4924e6295c36320B594B7dc48","token1()"],"raw_result":"0x70c629478707c8a4eae7fdc0ee54a9f61bee4901","result_hash":"3b2c8aa6ac7f4aeb3f10f406093b5b9378cfd8c6a5b3f996e1cdd7394e2f6a85","slot":null},{"block":null,"method":"eth_call","params":["0x751dcdB9675755A4924e6295c36320B594B7dc48","getReserves()"],"raw_result":"false","result_hash":"076de6e730df0b4c3860877a0f619c6ac11f8aefd78313ac793a2a703c026869","slot":null},{"block":null,"method":"eth_call","params":["0x751dcdB9675755A4924e6295c36320B594B7dc48","slot0()"],"raw_result":"true","result_hash":"18d10c7d2b4b04aaf04254d1ae5d655a5dc0407cbcdd5a8c3986e985370f36ee","slot":null},{"block":null,"method":"eth_call","params":["0x751dcdB9675755A4924e6295c36320B594B7dc48","factory()"],"raw_result":"0x0bfbcf9fa4f9c56b0f40a671ad40e0805a091865","result_hash":"2e3d0bedb6ff98db8ecf6c7b57f2028219517abe46f0f5212ff489a2c45cafbd","slot":null},{"block":null,"method":"eth_call","params":["0x751dcdB9675755A4924e6295c36320B594B7dc48","fee()"],"raw_result":"10000","result_hash":"328d48ab2376d2f42d3af5ba69086143c8f5fe883ed195a8280b2154a5711a33","slot":null},{"block":null,"method":"eth_call","params":["0x0BFbCF9fa4f9C56B0F40a671Ad40E0805A091865","getPool","0x02D608506cA0048D0D991a11F1E7Fb8CAD1e44f8","0x70c629478707c8A4eAe7FDc0EE54A9F61bEE4901","0x2710"],"raw_result":"0x751dcdb9675755a4924e6295c36320b594b7dc48","result_hash":"c10ecc24353c68789b2ba0f8c113d0eae2a11a38d059cdea87f88fa5de2ab2d7","slot":null},{"block":null,"method":"eth_call","params":["0x02D608506cA0048D0D991a11F1E7Fb8CAD1e44f8","symbol()"],"raw_result":"Some(\"AALon\")","result_hash":"2dee30dd9606bee2bed06cfa7b85fa94ad77ecaad3bd02392292b3486f9d95bc","slot":null},{"block":null,"method":"eth_call","params":["0x02D608506cA0048D0D991a11F1E7Fb8CAD1e44f8","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0x02D608506cA0048D0D991a11F1E7Fb8CAD1e44f8","balanceOf","0x751dcdB9675755A4924e6295c36320B594B7dc48"],"raw_result":"Some(\"7729586117809897493\")","result_hash":"2966c3035cfe93bb99088f5a9fc4e473defd14f792555c8f6e97cd535decf2bf","slot":null},{"block":null,"method":"eth_call","params":["0x70c629478707c8A4eAe7FDc0EE54A9F61bEE4901","symbol()"],"raw_result":"Some(\"JPF\")","result_hash":"8d248370e596f231428822df40bc446c95db691f13ab32d43949b87c5e60288a","slot":null},{"block":null,"method":"eth_call","params":["0x70c629478707c8A4eAe7FDc0EE54A9F61bEE4901","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0x70c629478707c8A4eAe7FDc0EE54A9F61bEE4901","balanceOf","0x751dcdB9675755A4924e6295c36320B594B7dc48"],"raw_result":"Some(\"865909924954317088450\")","result_hash":"e8a806b037e9b4889f916eb14e6fe7d358b692d1c6f51c8c3e5058951ce83a20","slot":null},{"block":null,"method":"eth_call","params":["0x70c629478707c8A4eAe7FDc0EE54A9F61bEE4901","symbol()"],"raw_result":"Some(\"JPF\")","result_hash":"8d248370e596f231428822df40bc446c95db691f13ab32d43949b87c5e60288a","slot":null},{"block":null,"method":"eth_call","params":["0x70c629478707c8A4eAe7FDc0EE54A9F61bEE4901","name()"],"raw_result":"Some(\"Julius personal farm\")","result_hash":"08820e6e2c3ef656296efff8784b08c17ac97ed4636beb4b65a6f88a7ea27eb0","slot":null},{"block":null,"method":"eth_call","params":["0x70c629478707c8A4eAe7FDc0EE54A9F61bEE4901","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0x70c629478707c8A4eAe7FDc0EE54A9F61bEE4901","totalSupply()"],"raw_result":"Some(\"1000000000000000000000000\")","result_hash":"29e309e3b943b514eee171b0c8f1348f1e8e33614ee2211fddb192da1a765d10","slot":null},{"block":null,"method":"eth_call","params":["0x02D608506cA0048D0D991a11F1E7Fb8CAD1e44f8","symbol()"],"raw_result":"Some(\"AALon\")","result_hash":"2dee30dd9606bee2bed06cfa7b85fa94ad77ecaad3bd02392292b3486f9d95bc","slot":null},{"block":null,"method":"eth_call","params":["0x02D608506cA0048D0D991a11F1E7Fb8CAD1e44f8","name()"],"raw_result":"Some(\"American Airlines Group (Ondo Tokenized)\")","result_hash":"153233d30b9fddf6fcb773db9c136797e8b17eea0b74ee3d3bb412f77a6616a6","slot":null},{"block":null,"method":"eth_call","params":["0x02D608506cA0048D0D991a11F1E7Fb8CAD1e44f8","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0x02D608506cA0048D0D991a11F1E7Fb8CAD1e44f8","totalSupply()"],"raw_result":"Some(\"491052540500607411817\")","result_hash":"998714fbaf66e99708c7b3d70222f8b94ebd16b51d72ab8c6e4f1bec1e6b1e45","slot":null},{"block":null,"method":"eth_getCode","params":["0x02D608506cA0048D0D991a11F1E7Fb8CAD1e44f8","latest"],"result_hash":"94608f5be99dad7eba2f1291156fff602e3d7e462e4517d8f65af38ba0f4b7b4","slot":null},{"block":null,"method":"eth_getCode","params":["0x02D608506cA0048D0D991a11F1E7Fb8CAD1e44f8","latest"],"result_hash":"94608f5be99dad7eba2f1291156fff602e3d7e462e4517d8f65af38ba0f4b7b4","slot":null}],"registry_entry":{"chain":"bnb","contract":"0x02D608506cA0048D0D991a11F1E7Fb8CAD1e44f8","decimals":null,"issuer":"Ondo","last_checked":"2026-10-26T23:07:34Z","name":"American Airlines Group (Ondo Tokenized)","official_deployments":[{"address":"0xBE8eb7b51a08f9d52Bb6C8c7EcA699f0f89BfC02","network":"Ethereum"},{"address":"0x02D608506cA0048D0D991a11F1E7Fb8CAD1e44f8","network":"BNB Chain"},{"address":"9wYZetvT8J2ptfsRca5gzLBGvcUug38mp9yT3xaondo","network":"Solana"}],"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":"AAL"},"registry_hash":"0464daa638c9a665cc03a04ffc746e2e7a380b649c9aadfbdc397290a3a9513b","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":null,"subject":"0x751dcdB9675755A4924e6295c36320B594B7dc48","ticker":"AAL","verdict":{"Verified":{"issuer":"Ondo","ticker":"AAL"}},"version":1}

Signature

3c3bz2PLvUizyLP4QviKtGzhBWdyPIAk25Pc6J1+EhDh740K1v3dyvr9ItJRuSNPC19WZhktoOj6bm8e8AkeCg==

API call

GET /api/attest/43c1fcaff3502154f56dc301f2c1a94bd1d19ae0e9651f96fdc03e559373558b

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.