Unknown/SGOV

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":82158043,"chain":"RobinhoodChain","checked_at":"2026-10-07T03:29:16Z","dev":false,"expires_at":"2026-10-08T03:29:16Z","issuer":"Robinhood","pool":{"base":{"address":"0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73","balance":"17472536251645247504","decimals":18,"symbol":null},"chain":"RobinhoodChain","dex":"uniswap-v3","pool":"0x7F310e3D05E575Bd449E4484eF5Da15863ea43B1","quote":{"address":"0x92FD66527192E3e61d4DDd13322Aa222DE86F9B5","balance":"856942598266736030638","decimals":18,"symbol":"SGOV"}},"quote_share_of_supply":0.03357964266996769,"reads":[{"block":null,"method":"eth_getCode","params":["0x7F310e3D05E575Bd449E4484eF5Da15863ea43B1","latest"],"result_hash":"25881be2bbfc62345c3c7205c84e151669ee74480396f849a09b8bf2bedea12d","slot":null},{"block":82158043,"method":"eth_blockNumber","params":[],"result_hash":"d75cff0395c5c36cfb91f648dd4c76edfd938f6c13eba48e3a3a8da17c1c5e7b","slot":null},{"block":null,"method":"eth_call","params":["0x7F310e3D05E575Bd449E4484eF5Da15863ea43B1","token0()"],"raw_result":"0x0bd7d308f8e1639fab988df18a8011f41eacad73","result_hash":"de544c5c8fa36cc133d3195abda0458ac2fac1d8dc7a92dfa423a4c9aa1b415d","slot":null},{"block":null,"method":"eth_call","params":["0x7F310e3D05E575Bd449E4484eF5Da15863ea43B1","token1()"],"raw_result":"0x92fd66527192e3e61d4ddd13322aa222de86f9b5","result_hash":"efac6fbf506762bad9cf0d0a8eabdc9bd856304bf6af4af48d244112497a5cee","slot":null},{"block":null,"method":"eth_call","params":["0x7F310e3D05E575Bd449E4484eF5Da15863ea43B1","getReserves()"],"raw_result":"false","result_hash":"076de6e730df0b4c3860877a0f619c6ac11f8aefd78313ac793a2a703c026869","slot":null},{"block":null,"method":"eth_call","params":["0x7F310e3D05E575Bd449E4484eF5Da15863ea43B1","slot0()"],"raw_result":"true","result_hash":"18d10c7d2b4b04aaf04254d1ae5d655a5dc0407cbcdd5a8c3986e985370f36ee","slot":null},{"block":null,"method":"eth_call","params":["0x7F310e3D05E575Bd449E4484eF5Da15863ea43B1","factory()"],"raw_result":"0x1f7d7550b1b028f7571e69a784071f0205fd2efa","result_hash":"bf7614e6e838b22e4363dfcb3022451641875235ca13e64f8d2d8c3334ff85f3","slot":null},{"block":null,"method":"eth_call","params":["0x7F310e3D05E575Bd449E4484eF5Da15863ea43B1","fee()"],"raw_result":"10000","result_hash":"328d48ab2376d2f42d3af5ba69086143c8f5fe883ed195a8280b2154a5711a33","slot":null},{"block":null,"method":"eth_call","params":["0x1f7d7550B1b028f7571E69A784071F0205FD2EfA","getPool","0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73","0x92FD66527192E3e61d4DDd13322Aa222DE86F9B5","0x2710"],"raw_result":"0x7f310e3d05e575bd449e4484ef5da15863ea43b1","result_hash":"01cb52575a7c506a5b8774519daac7a0a4888072a10bc1cecf11cbe42f05520e","slot":null},{"block":null,"method":"eth_call","params":["0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73","symbol()"],"raw_result":"None","result_hash":"f2953d2931e36d0c55640f51865f8394ebe52194765d04e521017232558f871c","slot":null},{"block":null,"method":"eth_call","params":["0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73","balanceOf","0x7F310e3D05E575Bd449E4484eF5Da15863ea43B1"],"raw_result":"Some(\"17472536251645247504\")","result_hash":"3979b95d6ed82437a2bd02123b5dccd84a5d6fff9131c8a3126f5634cff71a14","slot":null},{"block":null,"method":"eth_call","params":["0x92FD66527192E3e61d4DDd13322Aa222DE86F9B5","symbol()"],"raw_result":"Some(\"SGOV\")","result_hash":"f3673135cf2fb7b6e02e87e5d9870c488e13d35aa478ceba27735fcb2eba1e36","slot":null},{"block":null,"method":"eth_call","params":["0x92FD66527192E3e61d4DDd13322Aa222DE86F9B5","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0x92FD66527192E3e61d4DDd13322Aa222DE86F9B5","balanceOf","0x7F310e3D05E575Bd449E4484eF5Da15863ea43B1"],"raw_result":"Some(\"856942598266736030638\")","result_hash":"05735e771e99412ee8e75de8f8b785810fe73a637b2fd7ad46e612d16517471a","slot":null},{"block":null,"method":"eth_call","params":["0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73","symbol()"],"raw_result":"Some(\"WETH\")","result_hash":"dc9a1e89eb43cbff5ed113508a53364a9573ef16fa5feb01fc948b3da8bfe14b","slot":null},{"block":null,"method":"eth_call","params":["0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73","name()"],"raw_result":"Some(\"WETH\")","result_hash":"dc9a1e89eb43cbff5ed113508a53364a9573ef16fa5feb01fc948b3da8bfe14b","slot":null},{"block":null,"method":"eth_call","params":["0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73","totalSupply()"],"raw_result":"Some(\"33692302430035083357344\")","result_hash":"dae8353aa2666c05ebe9a47eebfd40341638eab44e38a67b12e18290bd64d74f","slot":null},{"block":null,"method":"eth_call","params":["0x92FD66527192E3e61d4DDd13322Aa222DE86F9B5","symbol()"],"raw_result":"Some(\"SGOV\")","result_hash":"f3673135cf2fb7b6e02e87e5d9870c488e13d35aa478ceba27735fcb2eba1e36","slot":null},{"block":null,"method":"eth_call","params":["0x92FD66527192E3e61d4DDd13322Aa222DE86F9B5","name()"],"raw_result":"Some(\"iShares 0-3 Month Treasury Bond • Robinhood Token\")","result_hash":"c74558947338d144bffc729b4dc6335459832aa9938ad34fc461815f90f08ea1","slot":null},{"block":null,"method":"eth_call","params":["0x92FD66527192E3e61d4DDd13322Aa222DE86F9B5","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0x92FD66527192E3e61d4DDd13322Aa222DE86F9B5","totalSupply()"],"raw_result":"Some(\"25519705694580000000000\")","result_hash":"d27bf87b9d8600b7cf84e17bbd0dc90c35e4dd9c864b5587d883d6c92c95b115","slot":null},{"block":null,"method":"eth_call","params":["0x92FD66527192E3e61d4DDd13322Aa222DE86F9B5","uiMultiplier()"],"raw_result":"1007186931447954063","result_hash":"b57394a993733f8c332a65ab395d1c324ac85edcd12539704d7a48fe81d248e3","slot":null},{"block":null,"method":"eth_getCode","params":["0x92FD66527192E3e61d4DDd13322Aa222DE86F9B5","latest"],"result_hash":"e023f4a2e14683cf62969bf3dc7d7821b1e293e30ebe17f3bc5fd0b223173f25","slot":null},{"block":null,"method":"eth_getCode","params":["0x92FD66527192E3e61d4DDd13322Aa222DE86F9B5","latest"],"result_hash":"e023f4a2e14683cf62969bf3dc7d7821b1e293e30ebe17f3bc5fd0b223173f25","slot":null}],"registry_entry":{"chain":"RobinhoodChain","contract":"0x92FD66527192E3e61d4DDd13322Aa222DE86F9B5","decimals":18,"issuer":"Robinhood","last_checked":"2026-10-07T02:55:09Z","name":"iShares 0-3 Month Treasury Bond","source":"robinhood-registry","source_url":"https://api.robinhood.com/rhj/assets","ticker":"SGOV"},"registry_hash":"2a287992f009194b80dd0c1075a122e381a36fb0253aa3fb9d3240665e016b54","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":null,"subject":"0x7F310e3D05E575Bd449E4484eF5Da15863ea43B1","ticker":"SGOV","verdict":{"Verified":{"issuer":"Robinhood","ticker":"SGOV"}},"version":1}

Signature

oNS4bO1ww8xql5Ao4JMCgFxJi/HQDIi2gKHiiY0WkQUuyKNdv+3hp/qlCo2/pRJKhtLpEZqVrpKSjP+ldFQHBw==

API call

GET /api/attest/ac5e289071789485b99217695204cf758b0e5c68e917f0da8a855a0cabfcbfc6

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.