QED
v1.1.2
Menu
← Back to validated

QED certificate

QED record 4c2e9e113f2d from . View the live pool page.

Verified · Robinhood CIEN

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

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

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
CIEN / USDG · Robinhood Chain
Pool address
0xc95560483f794e8d894f17917d3f6df5d8460e99d4cd7b46bc10c5e2d8f94196
Issuer match
Robinhood · CIEN · View CIEN contracts
Checked
Valid until
Serial
4c2e9e113f2d
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.

18.32% 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":92004728,"chain":"robinhood","checked_at":"2026-10-18T19:06:42Z","dev":false,"expires_at":"2026-10-19T19:06:42Z","issuer":"Robinhood","pool":{"base":{"address":"0x44f6D488021f8233B9416294d1FE9b1fEe28382d","balance":"1249252775805192900","decimals":18,"symbol":"CIEN"},"chain":"robinhood","dex":"uniswap-v4","pool":"0xc95560483f794e8d894f17917d3f6df5d8460e99d4cd7b46bc10c5e2d8f94196","quote":{"address":"0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","balance":"439049183","decimals":6,"symbol":"USDG"}},"quote_share_of_supply":0.18322862654813626,"reads":[{"block":null,"method":"eth_call","params":["0x58daec3116aae6d93017baaea7749052e8a04fa7","poolKeys","0xc95560483f794e8d894f17917d3f6df5d8460e99d4cd7b46bc"],"raw_result":"Object {\"currency0\": String(\"0x44f6d488021f8233b9416294d1fe9b1fee28382d\"), \"currency1\": String(\"0x5fc5360d0400a0fd4f2af552add042d716f1d168\"), \"fee\": String(\"50000\"), \"hooks\": String(\"0x0000000000000000000000000000000000000000\"), \"tickSpacing\": String(\"500\")}","result_hash":"4d7bca8e25d9c60e884d25c27653dd12fc6031cc4e49d0710bbd7382b4dee5bd","slot":null},{"block":null,"method":"eth_call","params":["0xf3334192d15450cdd385c8b70e03f9a6bd9e673b","getSlot0","0xc95560483f794e8d894f17917d3f6df5d8460e99d4cd7b46bc10c5e2d8f94196"],"raw_result":"true","result_hash":"18d10c7d2b4b04aaf04254d1ae5d655a5dc0407cbcdd5a8c3986e985370f36ee","slot":null},{"block":null,"method":"eth_call","params":["0xf3334192d15450cdd385c8b70e03f9a6bd9e673b","getLiquidity","0xc95560483f794e8d894f17917d3f6df5d8460e99d4cd7b46bc10c5e2d8f94196"],"raw_result":"23419722692008","result_hash":"83552efc71f5ddcd9fb1156be5002a78df90c8b3024b5ff811f288de1476a26e","slot":null},{"block":null,"method":"eth_call","params":["0x44f6D488021f8233B9416294d1FE9b1fEe28382d","symbol()"],"raw_result":"Some(\"CIEN\")","result_hash":"59ae427cf99c2d45547031c0940d3c9670d9d53c158813ca3381b9f30277b637","slot":null},{"block":null,"method":"eth_call","params":["0x44f6D488021f8233B9416294d1FE9b1fEe28382d","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","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":92004728,"method":"eth_blockNumber","params":[],"result_hash":"b93c61cecb1a6ab629c946df817c569b61bc1018cac9666845005aed733307fd","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(\"696496200347174\")","result_hash":"c89de63b57cbd2df29547c452103566aa72dd3f4abac92a6142add18e0bbbedd","slot":null},{"block":null,"method":"eth_call","params":["0x44f6D488021f8233B9416294d1FE9b1fEe28382d","symbol()"],"raw_result":"Some(\"CIEN\")","result_hash":"59ae427cf99c2d45547031c0940d3c9670d9d53c158813ca3381b9f30277b637","slot":null},{"block":null,"method":"eth_call","params":["0x44f6D488021f8233B9416294d1FE9b1fEe28382d","name()"],"raw_result":"Some(\"Ciena • Robinhood Token\")","result_hash":"baf9faaa045b9d9d1382c09d00c70fc077f38006d15b2e12dd71acd929644bc2","slot":null},{"block":null,"method":"eth_call","params":["0x44f6D488021f8233B9416294d1FE9b1fEe28382d","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0x44f6D488021f8233B9416294d1FE9b1fEe28382d","totalSupply()"],"raw_result":"Some(\"6818000000000000000\")","result_hash":"12f8bd51a63ae39f8fb1850c1443c7ebfa49a10406a7f65d32e64288a9362550","slot":null},{"block":null,"method":"eth_call","params":["0x44f6D488021f8233B9416294d1FE9b1fEe28382d","uiMultiplier()"],"raw_result":"1000000000000000000","result_hash":"46754a2491051f216577f1b9f19516f9be1a28c62f023dcbabd8c5317cdefe4b","slot":null},{"block":null,"method":"eth_getCode","params":["0x44f6D488021f8233B9416294d1FE9b1fEe28382d","latest"],"result_hash":"e023f4a2e14683cf62969bf3dc7d7821b1e293e30ebe17f3bc5fd0b223173f25","slot":null},{"block":null,"method":"eth_getCode","params":["0x44f6D488021f8233B9416294d1FE9b1fEe28382d","latest"],"result_hash":"e023f4a2e14683cf62969bf3dc7d7821b1e293e30ebe17f3bc5fd0b223173f25","slot":null}],"registry_entry":{"chain":"robinhood","contract":"0x44f6D488021f8233B9416294d1FE9b1fEe28382d","decimals":18,"issuer":"Robinhood","last_checked":"2026-10-18T18:54:09Z","name":"Ciena","official_deployments":[{"address":"0x44f6D488021f8233B9416294d1FE9b1fEe28382d","network":"Robinhood Chain"}],"source":"robinhood-registry","source_url":"https://api.robinhood.com/rhj/assets","ticker":"CIEN"},"registry_hash":"e40a8f7ec2f1a2c1d6467a45e0976602299513549c0406d646df02a3ecb928c8","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":null,"subject":"0xc95560483f794e8d894f17917d3f6df5d8460e99d4cd7b46bc10c5e2d8f94196","ticker":"CIEN","verdict":{"Verified":{"issuer":"Robinhood","ticker":"CIEN"}},"version":1}
Signature
O304OmFGtkDGrhxSH/ZfT/KNXAT5KmHFqCUbLYQr22+mva3iiRjH0vUQOJ6hYQE8CnUWW4Pmo0OIQhBJouH3CA==
API call
GET /api/attest/4c2e9e113f2db6c14f469664c8341ddb719bdd396fba8410a4e14b0109fe298d
  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.