NET/USDG

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":76033886,"chain":"RobinhoodChain","checked_at":"2026-09-29T23:00:00Z","dev":false,"expires_at":"2026-09-30T23:00:00Z","issuer":"Robinhood","pool":{"base":{"address":"0x116F00968269B7bfbaD4109cE591d6E74c0601d4","balance":"65155545150044559131","decimals":18,"symbol":"NET"},"chain":"RobinhoodChain","dex":"uniswap-v3","pool":"0xA9Caebb1b2fB2b954F192572b309aEf1cAf6a330","quote":{"address":"0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","balance":"74533862211","decimals":6,"symbol":"USDG"}},"quote_share_of_supply":0.14853311841377978,"reads":[{"block":null,"method":"eth_getCode","params":["0xA9Caebb1b2fB2b954F192572b309aEf1cAf6a330","latest"],"result_hash":"fa5ec9b03eda2cd8a6a68a434d7d65585b24ce5c0a1b4cacd3063f0385ad1037","slot":null},{"block":76033886,"method":"eth_blockNumber","params":[],"result_hash":"7ad0b0e8327319b77ed66d90a8643cd6e897a4afa99e3a34cd9823fff7844d21","slot":null},{"block":null,"method":"eth_call","params":["0xA9Caebb1b2fB2b954F192572b309aEf1cAf6a330","token0()"],"raw_result":"0x116f00968269b7bfbad4109ce591d6e74c0601d4","result_hash":"48ed6d572d9ff1add94933a95df39a8d65145fc7c7666d695ef3248304e869fb","slot":null},{"block":null,"method":"eth_call","params":["0xA9Caebb1b2fB2b954F192572b309aEf1cAf6a330","token1()"],"raw_result":"0x5fc5360d0400a0fd4f2af552add042d716f1d168","result_hash":"742eb919f060d78d6f55d9d90c592b8d91ea7358553fc7e37cb579cf21192137","slot":null},{"block":null,"method":"eth_call","params":["0xA9Caebb1b2fB2b954F192572b309aEf1cAf6a330","getReserves()"],"raw_result":"false","result_hash":"076de6e730df0b4c3860877a0f619c6ac11f8aefd78313ac793a2a703c026869","slot":null},{"block":null,"method":"eth_call","params":["0xA9Caebb1b2fB2b954F192572b309aEf1cAf6a330","slot0()"],"raw_result":"true","result_hash":"18d10c7d2b4b04aaf04254d1ae5d655a5dc0407cbcdd5a8c3986e985370f36ee","slot":null},{"block":null,"method":"eth_call","params":["0xA9Caebb1b2fB2b954F192572b309aEf1cAf6a330","factory()"],"raw_result":"Some(0x1f7d7550b1b028f7571e69a784071f0205fd2efa)","result_hash":"3a5325de1b5dc50662a9e2ec44d8428ded4306d2bd46195f62299474690e30aa","slot":null},{"block":null,"method":"eth_call","params":["0x116F00968269B7bfbaD4109cE591d6E74c0601d4","symbol()"],"raw_result":"Some(\"NET\")","result_hash":"6672f983671f26b2c204771c443b8f3c7993f53b14a392801c38d9587cdbbda2","slot":null},{"block":null,"method":"eth_call","params":["0x116F00968269B7bfbaD4109cE591d6E74c0601d4","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0x116F00968269B7bfbaD4109cE591d6E74c0601d4","balanceOf","0xA9Caebb1b2fB2b954F192572b309aEf1cAf6a330"],"raw_result":"Some(\"65155545150044559131\")","result_hash":"1c4e5b4745a52cab113e69660865d6ed92fdfdb7dd56b623fee8901ef69fe89f","slot":null},{"block":null,"method":"eth_call","params":["0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","symbol()"],"raw_result":"Some(\"USDG\")","result_hash":"5cbfd9547b12ffd28d96e5f55c97290c4f230a8d7ad7bbe91dc15f2e61c1a3c5","slot":null},{"block":null,"method":"eth_call","params":["0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","decimals()"],"raw_result":"Some(6)","result_hash":"c68fe6989b1835302197d0af5be845dfab10ed9f9632205eb4ab5b949b9e1a6a","slot":null},{"block":null,"method":"eth_call","params":["0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","balanceOf","0xA9Caebb1b2fB2b954F192572b309aEf1cAf6a330"],"raw_result":"Some(\"74533862211\")","result_hash":"0c989d3d9d550372765d505e27cecbfae2ad36d66996fe8b06f5fc42f909c315","slot":null},{"block":null,"method":"eth_call","params":["0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","symbol()"],"raw_result":"Some(\"USDG\")","result_hash":"5cbfd9547b12ffd28d96e5f55c97290c4f230a8d7ad7bbe91dc15f2e61c1a3c5","slot":null},{"block":null,"method":"eth_call","params":["0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","name()"],"raw_result":"Some(\"Global Dollar\")","result_hash":"e34c795a5a7df6a2269bde7247321204357731d7742ef5974b04eb6899db8b11","slot":null},{"block":null,"method":"eth_call","params":["0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","decimals()"],"raw_result":"Some(6)","result_hash":"c68fe6989b1835302197d0af5be845dfab10ed9f9632205eb4ab5b949b9e1a6a","slot":null},{"block":null,"method":"eth_call","params":["0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","totalSupply()"],"raw_result":"Some(\"683754660025993\")","result_hash":"0e4bacc4bdcf383c2fae40fbb3d330d8ebf51d9ae7e838f6db679ff12c3f7419","slot":null},{"block":null,"method":"eth_call","params":["0x116F00968269B7bfbaD4109cE591d6E74c0601d4","symbol()"],"raw_result":"Some(\"NET\")","result_hash":"6672f983671f26b2c204771c443b8f3c7993f53b14a392801c38d9587cdbbda2","slot":null},{"block":null,"method":"eth_call","params":["0x116F00968269B7bfbaD4109cE591d6E74c0601d4","name()"],"raw_result":"Some(\"Cloudflare, Inc. Class A common stock • Robinhood Token\")","result_hash":"dd9062eabc4f3644217e6fdf3549a6d50a4c037ce03f776bf738d7516fe3c3d4","slot":null},{"block":null,"method":"eth_call","params":["0x116F00968269B7bfbaD4109cE591d6E74c0601d4","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0x116F00968269B7bfbaD4109cE591d6E74c0601d4","totalSupply()"],"raw_result":"Some(\"438660050000000000000\")","result_hash":"6d2323e94596b67d4a73e9a341f73e40ec8e2a420497444a1afe20abd5d35205","slot":null},{"block":null,"method":"eth_call","params":["0x116F00968269B7bfbaD4109cE591d6E74c0601d4","uiMultiplier()"],"raw_result":"1000000000000000000","result_hash":"46754a2491051f216577f1b9f19516f9be1a28c62f023dcbabd8c5317cdefe4b","slot":null},{"block":null,"method":"eth_getCode","params":["0x116F00968269B7bfbaD4109cE591d6E74c0601d4","latest"],"result_hash":"e023f4a2e14683cf62969bf3dc7d7821b1e293e30ebe17f3bc5fd0b223173f25","slot":null},{"block":null,"method":"eth_getCode","params":["0x116F00968269B7bfbaD4109cE591d6E74c0601d4","latest"],"result_hash":"e023f4a2e14683cf62969bf3dc7d7821b1e293e30ebe17f3bc5fd0b223173f25","slot":null}],"registry_entry":{"chain":"RobinhoodChain","contract":"0x116F00968269B7bfbaD4109cE591d6E74c0601d4","decimals":18,"issuer":"Robinhood","last_checked":"2026-09-29T22:37:24Z","name":"Cloudflare, Inc. Class A common stock","source":"robinhood-registry","source_url":"https://api.robinhood.com/rhj/assets","ticker":"NET"},"registry_hash":"d6272adf0af69a1c2c18f6a79db79616f69be8189283a420b5ba6e572aa0e4ad","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":null,"subject":"0xA9Caebb1b2fB2b954F192572b309aEf1cAf6a330","ticker":"NET","verdict":{"Verified":{"issuer":"Robinhood","ticker":"NET"}},"version":1}

Signature

hGE6C0vwkQoBAnaxoEshbS2Vuklq/A15E+H5O963UOUywbvjdkUcxJFHf6t2FF+INkP2t55qvVteKRJRkDgKAw==

API call

GET /api/attest/c5f1f2a487866a6659914008a5a56ad8361633533ac81622fcf08137e4347e3a

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.