QED
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QED certificate

QED record 6bd03e6ec3e3 from . View the live pool page.

Verified · Robinhood FICO

Does FICO / USDG match its issuer's published contract?

The pool's quote contract matches Robinhood's registry entry for FICO.

Verified means the observed quote-token contract matches an issuer-published registry entry on Robinhood Chain. Only the quote-side contract is checked.

This does not prove backing, custody, reserves, price, safety, solvency, or endorsement.

Signature valid · contract match

Robinhood Chain Uniswap v4
Subject
FICO / USDG · Robinhood Chain
Pool address
0x81b35ec66994d6cad4590b711ac22d2ac0873fb9d52238e3cc4b74dfac285594
Issuer match
Robinhood · FICO · View FICO contracts
Checked
Valid until
Serial
6bd03e6ec3e3
Signed by
QED (key id GJWKkiUd)

After this time the certificate remains a historical record, but it no longer establishes current pool or registry state. Re-check to create a fresh observation before relying on current facts.

Compare this address with the one you were given before you trade.

74.18% Checked

Only trust an address you pasted here or opened from this page.

How to verify this yourself

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":95270181,"chain":"robinhood","checked_at":"2026-10-22T17:03:15Z","dev":false,"expires_at":"2026-10-23T17:03:16Z","issuer":"Robinhood","pool":{"base":{"address":"0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","balance":"4084307347","decimals":6,"symbol":"USDG"},"chain":"robinhood","dex":"uniswap-v4","pool":"0x81b35ec66994d6cad4590b711ac22d2ac0873fb9d52238e3cc4b74dfac285594","quote":{"address":"0xa48F22A46C0F1C46CA7D111CB6c137c271987180","balance":"5262932527085617028","decimals":18,"symbol":"FICO"}},"quote_share_of_supply":0.7417794375322398,"reads":[{"block":null,"method":"eth_call","params":["0x58daec3116aae6d93017baaea7749052e8a04fa7","poolKeys","0x81b35ec66994d6cad4590b711ac22d2ac0873fb9d52238e3cc"],"raw_result":"Object {\"currency0\": String(\"0x5fc5360d0400a0fd4f2af552add042d716f1d168\"), \"currency1\": String(\"0xa48f22a46c0f1c46ca7d111cb6c137c271987180\"), \"fee\": String(\"50000\"), \"hooks\": String(\"0x0000000000000000000000000000000000000000\"), \"tickSpacing\": String(\"500\")}","result_hash":"3dc44bab1f35833ff258ed7476b0792df53bd94b0f1cfb49cd3626bd92aec667","slot":null},{"block":null,"method":"eth_call","params":["0xf3334192d15450cdd385c8b70e03f9a6bd9e673b","getSlot0","0x81b35ec66994d6cad4590b711ac22d2ac0873fb9d52238e3cc4b74dfac285594"],"raw_result":"true","result_hash":"18d10c7d2b4b04aaf04254d1ae5d655a5dc0407cbcdd5a8c3986e985370f36ee","slot":null},{"block":null,"method":"eth_call","params":["0xf3334192d15450cdd385c8b70e03f9a6bd9e673b","getLiquidity","0x81b35ec66994d6cad4590b711ac22d2ac0873fb9d52238e3cc4b74dfac285594"],"raw_result":"146613212187796","result_hash":"a1136c07947c5fda6c4254709481f6e84a5aa9871294b54cb0be379f30ebcc38","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":["0xa48F22A46C0F1C46CA7D111CB6c137c271987180","symbol()"],"raw_result":"Some(\"FICO\")","result_hash":"d6cf143d2de9cc217e42c2c22b7ce8af51dbe28bce8b761a00d73cee7aae94a7","slot":null},{"block":null,"method":"eth_call","params":["0xa48F22A46C0F1C46CA7D111CB6c137c271987180","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":95270181,"method":"eth_blockNumber","params":[],"result_hash":"bbfdb3755a4c48c102bfc2066dad2fb09cb18f855f6eabc70cc3d550c52329a4","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(\"696615370883965\")","result_hash":"63ad2d95f6b1f2614902f06371ad2477d1524bd3e672fceead4d1218c7cc49d0","slot":null},{"block":null,"method":"eth_call","params":["0xa48F22A46C0F1C46CA7D111CB6c137c271987180","symbol()"],"raw_result":"Some(\"FICO\")","result_hash":"d6cf143d2de9cc217e42c2c22b7ce8af51dbe28bce8b761a00d73cee7aae94a7","slot":null},{"block":null,"method":"eth_call","params":["0xa48F22A46C0F1C46CA7D111CB6c137c271987180","name()"],"raw_result":"Some(\"Fair Isaac • Robinhood Token\")","result_hash":"c69aa4c93f54067bd08d54995e4493f6d7ac58867efbdfe1e811f39a2f716451","slot":null},{"block":null,"method":"eth_call","params":["0xa48F22A46C0F1C46CA7D111CB6c137c271987180","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0xa48F22A46C0F1C46CA7D111CB6c137c271987180","totalSupply()"],"raw_result":"Some(\"7095010000000000000\")","result_hash":"72f7bb02695aa75b3a26ec363bc05597ed62af92f76a2eba730833e5b4425574","slot":null},{"block":null,"method":"eth_call","params":["0xa48F22A46C0F1C46CA7D111CB6c137c271987180","uiMultiplier()"],"raw_result":"1000000000000000000","result_hash":"46754a2491051f216577f1b9f19516f9be1a28c62f023dcbabd8c5317cdefe4b","slot":null},{"block":null,"method":"eth_getCode","params":["0xa48F22A46C0F1C46CA7D111CB6c137c271987180","latest"],"result_hash":"e023f4a2e14683cf62969bf3dc7d7821b1e293e30ebe17f3bc5fd0b223173f25","slot":null},{"block":null,"method":"eth_getCode","params":["0xa48F22A46C0F1C46CA7D111CB6c137c271987180","latest"],"result_hash":"e023f4a2e14683cf62969bf3dc7d7821b1e293e30ebe17f3bc5fd0b223173f25","slot":null}],"registry_entry":{"chain":"robinhood","contract":"0xa48F22A46C0F1C46CA7D111CB6c137c271987180","decimals":18,"issuer":"Robinhood","last_checked":"2026-10-22T16:11:44Z","name":"Fair Isaac","official_deployments":[{"address":"0xa48F22A46C0F1C46CA7D111CB6c137c271987180","network":"Robinhood Chain"}],"source":"robinhood-registry","source_url":"https://api.robinhood.com/rhj/assets","ticker":"FICO"},"registry_hash":"8bd697968d36b4979cb61600b5f9df6688ad8f39875bfe97a1cfb695a58a69e3","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":null,"subject":"0x81b35ec66994d6cad4590b711ac22d2ac0873fb9d52238e3cc4b74dfac285594","ticker":"FICO","verdict":{"Verified":{"issuer":"Robinhood","ticker":"FICO"}},"version":1}
Signature
hZB2R1CLmDhbaIr6Ra9IN5qmlSKX9kWZvfAi5Ht0HnoZUy1R17Wx9kQ+0Lr38+SAQpely6ismxjWfP3N7oEKCw==
API call
GET /api/attest/6bd03e6ec3e3a0a9cc8639d3e4ff2fa50a7eb7cb4ad969767f527a291dcfea72
  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.