Does FLNCon / 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":129828481,"chain":"bnb","checked_at":"2026-10-26T03:49:56Z","dev":false,"expires_at":"2026-10-27T03:49:56Z","issuer":"Ondo","pool":{"base":{"address":"0x70c629478707c8A4eAe7FDc0EE54A9F61bEE4901","balance":"121503088349658710463","decimals":18,"symbol":"JPF"},"chain":"bnb","dex":"pancake-v3","pool":"0x4E3ECBf7bc0990c156843599b0a219A53EE16B2E","quote":{"address":"0xF1a96d4B591E446445600789D60C73Dd636B357c","balance":"29760310489354337775","decimals":18,"symbol":"FLNCon"}},"quote_share_of_supply":0.05227961610451788,"reads":[{"block":129828481,"method":"eth_blockNumber","params":[],"result_hash":"d4a0abfb02937e09aeec8eb060bfd162788ca36d2d5737ccbd82793801ab8c6f","slot":null},{"block":null,"method":"eth_call","params":["0x4E3ECBf7bc0990c156843599b0a219A53EE16B2E","token0()"],"raw_result":"0x70c629478707c8a4eae7fdc0ee54a9f61bee4901","result_hash":"3b2c8aa6ac7f4aeb3f10f406093b5b9378cfd8c6a5b3f996e1cdd7394e2f6a85","slot":null},{"block":null,"method":"eth_call","params":["0x4E3ECBf7bc0990c156843599b0a219A53EE16B2E","token1()"],"raw_result":"0xf1a96d4b591e446445600789d60c73dd636b357c","result_hash":"2a9f3a1900a1c81689adcf95fafe05c76025da36223a5c25e76b9db9bfcadf99","slot":null},{"block":null,"method":"eth_call","params":["0x4E3ECBf7bc0990c156843599b0a219A53EE16B2E","getReserves()"],"raw_result":"false","result_hash":"076de6e730df0b4c3860877a0f619c6ac11f8aefd78313ac793a2a703c026869","slot":null},{"block":null,"method":"eth_call","params":["0x4E3ECBf7bc0990c156843599b0a219A53EE16B2E","slot0()"],"raw_result":"true","result_hash":"18d10c7d2b4b04aaf04254d1ae5d655a5dc0407cbcdd5a8c3986e985370f36ee","slot":null},{"block":null,"method":"eth_call","params":["0x4E3ECBf7bc0990c156843599b0a219A53EE16B2E","factory()"],"raw_result":"0x0bfbcf9fa4f9c56b0f40a671ad40e0805a091865","result_hash":"2e3d0bedb6ff98db8ecf6c7b57f2028219517abe46f0f5212ff489a2c45cafbd","slot":null},{"block":null,"method":"eth_call","params":["0x4E3ECBf7bc0990c156843599b0a219A53EE16B2E","fee()"],"raw_result":"10000","result_hash":"328d48ab2376d2f42d3af5ba69086143c8f5fe883ed195a8280b2154a5711a33","slot":null},{"block":null,"method":"eth_call","params":["0x0BFbCF9fa4f9C56B0F40a671Ad40E0805A091865","getPool","0x70c629478707c8A4eAe7FDc0EE54A9F61bEE4901","0xF1a96d4B591E446445600789D60C73Dd636B357c","0x2710"],"raw_result":"0x4e3ecbf7bc0990c156843599b0a219a53ee16b2e","result_hash":"45cb66574e339e9145a51fdb8d50a9652722a6494de58d87b6ff0ad1ecd6c9b2","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","0x4E3ECBf7bc0990c156843599b0a219A53EE16B2E"],"raw_result":"Some(\"121503088349658710463\")","result_hash":"99c99b00f9dd75313a4c90ec486a4d2576c1d35499affdadffef700047befaea","slot":null},{"block":null,"method":"eth_call","params":["0xF1a96d4B591E446445600789D60C73Dd636B357c","symbol()"],"raw_result":"Some(\"FLNCon\")","result_hash":"45218280b89c4d2da4df9a1d2406b11d8df7285a299572e218b235cf209d2a05","slot":null},{"block":null,"method":"eth_call","params":["0xF1a96d4B591E446445600789D60C73Dd636B357c","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0xF1a96d4B591E446445600789D60C73Dd636B357c","balanceOf","0x4E3ECBf7bc0990c156843599b0a219A53EE16B2E"],"raw_result":"Some(\"29760310489354337775\")","result_hash":"2b5a7cddb617abda326de9f34d2af52c26b60d88913497a11f741110a62e1334","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":["0xF1a96d4B591E446445600789D60C73Dd636B357c","symbol()"],"raw_result":"Some(\"FLNCon\")","result_hash":"45218280b89c4d2da4df9a1d2406b11d8df7285a299572e218b235cf209d2a05","slot":null},{"block":null,"method":"eth_call","params":["0xF1a96d4B591E446445600789D60C73Dd636B357c","name()"],"raw_result":"Some(\"Fluence Energy (Ondo Tokenized)\")","result_hash":"12974f562ec60a6e7f36be07f13eb4872da17bfe24ae02cf14defadaef7f0bc2","slot":null},{"block":null,"method":"eth_call","params":["0xF1a96d4B591E446445600789D60C73Dd636B357c","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0xF1a96d4B591E446445600789D60C73Dd636B357c","totalSupply()"],"raw_result":"Some(\"569252659198132908664\")","result_hash":"09646913b2a9f57b10a94067e5ab94843b2c8c867b775c169cc23a85715cf1a8","slot":null},{"block":null,"method":"eth_getCode","params":["0xF1a96d4B591E446445600789D60C73Dd636B357c","latest"],"result_hash":"94608f5be99dad7eba2f1291156fff602e3d7e462e4517d8f65af38ba0f4b7b4","slot":null},{"block":null,"method":"eth_getCode","params":["0xF1a96d4B591E446445600789D60C73Dd636B357c","latest"],"result_hash":"94608f5be99dad7eba2f1291156fff602e3d7e462e4517d8f65af38ba0f4b7b4","slot":null}],"registry_entry":{"chain":"bnb","contract":"0xF1a96d4B591E446445600789D60C73Dd636B357c","decimals":null,"issuer":"Ondo","last_checked":"2026-10-25T23:07:33Z","name":"Fluence Energy (Ondo Tokenized)","official_deployments":[{"address":"0xf6C9C6b33BD3df0d761702db7075f89e561A54D8","network":"Ethereum"},{"address":"0xF1a96d4B591E446445600789D60C73Dd636B357c","network":"BNB Chain"},{"address":"bzoe1epsQLx65zmez4pWfBumYzpaFwRTvnmCjZVondo","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":"FLNC"},"registry_hash":"7ad75971e53a9b74cd62e5856fbcf7d2132f32d176f68774d445939c2b9af77e","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":null,"subject":"0x4E3ECBf7bc0990c156843599b0a219A53EE16B2E","ticker":"FLNC","verdict":{"Verified":{"issuer":"Ondo","ticker":"FLNC"}},"version":1}

Signature

WVG1ruHzt/qJs7OMzM6fZZW4ZiDJPSMGaAEi5EzPn4a6/vfupCB/Ut5fGF6G/eygt/dYSFFGoMwf4Zq6tPhAAQ==

API call

GET /api/attest/a9b0e225244b7d431bbb0973b027fc53c30fdc0c87c8c4fd6a05b0de00e9cb3c

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.