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QED certificate

QED record 21a9ca72f1ff from . View the live pool page.

Verified · Robinhood POET

Does POET / Unknown match its issuer's published contract?

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

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
POET / Unknown · Robinhood Chain
Pool address
0x169dd9a824e0ab13b5d4af23a0d564af0cbe0c99fb546075977a4f7ee2df470d
Issuer match
Robinhood · POET · View POET contracts
Checked
Valid until
Serial
21a9ca72f1ff
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.

30.29% 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":92722332,"chain":"robinhood","checked_at":"2026-10-19T15:31:28Z","dev":false,"expires_at":"2026-10-20T15:31:28Z","issuer":"Robinhood","pool":{"base":{"address":"0x0000000000000000000000000000000000000000","balance":"1378963284173641361","decimals":null,"symbol":null},"chain":"robinhood","dex":"uniswap-v4","pool":"0x169dd9a824e0ab13b5d4af23a0d564af0cbe0c99fb546075977a4f7ee2df470d","quote":{"address":"0xcf6B2D875361be807EAfa57458c80f28521F9333","balance":"555817275682986989841","decimals":18,"symbol":"POET"}},"quote_share_of_supply":0.3028565985464942,"reads":[{"block":null,"method":"eth_call","params":["0x58daec3116aae6d93017baaea7749052e8a04fa7","poolKeys","0x169dd9a824e0ab13b5d4af23a0d564af0cbe0c99fb54607597"],"raw_result":"Object {\"currency0\": String(\"0x0000000000000000000000000000000000000000\"), \"currency1\": String(\"0xcf6b2d875361be807eafa57458c80f28521f9333\"), \"fee\": String(\"50000\"), \"hooks\": String(\"0x0000000000000000000000000000000000000000\"), \"tickSpacing\": String(\"500\")}","result_hash":"6edddebcf98e838fe847ba2e8a7a00a3fc0761b31279381c6e4df6c39004d093","slot":null},{"block":null,"method":"eth_call","params":["0xf3334192d15450cdd385c8b70e03f9a6bd9e673b","getSlot0","0x169dd9a824e0ab13b5d4af23a0d564af0cbe0c99fb546075977a4f7ee2df470d"],"raw_result":"true","result_hash":"18d10c7d2b4b04aaf04254d1ae5d655a5dc0407cbcdd5a8c3986e985370f36ee","slot":null},{"block":null,"method":"eth_call","params":["0xf3334192d15450cdd385c8b70e03f9a6bd9e673b","getLiquidity","0x169dd9a824e0ab13b5d4af23a0d564af0cbe0c99fb546075977a4f7ee2df470d"],"raw_result":"27684862576438011841","result_hash":"13a0ccc72c75e26a713bed4697a3d10d223c89d645d55125ee80705652b43307","slot":null},{"block":null,"method":"eth_call","params":["0x0000000000000000000000000000000000000000","symbol()"],"raw_result":"None","result_hash":"f2953d2931e36d0c55640f51865f8394ebe52194765d04e521017232558f871c","slot":null},{"block":null,"method":"eth_call","params":["0x0000000000000000000000000000000000000000","decimals()"],"raw_result":"None","result_hash":"f2953d2931e36d0c55640f51865f8394ebe52194765d04e521017232558f871c","slot":null},{"block":null,"method":"eth_call","params":["0xcf6B2D875361be807EAfa57458c80f28521F9333","symbol()"],"raw_result":"Some(\"POET\")","result_hash":"60af00760c5720579fa645648a3df724950bd00d68652bc68495a15605c1794b","slot":null},{"block":null,"method":"eth_call","params":["0xcf6B2D875361be807EAfa57458c80f28521F9333","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":92722332,"method":"eth_blockNumber","params":[],"result_hash":"273b66ddd63332be04b16047748f89b25f39a1e582f51f28513d6cde922c7f78","slot":null},{"block":null,"method":"eth_call","params":["0x0000000000000000000000000000000000000000","symbol()"],"raw_result":"None","result_hash":"f2953d2931e36d0c55640f51865f8394ebe52194765d04e521017232558f871c","slot":null},{"block":null,"method":"eth_call","params":["0x0000000000000000000000000000000000000000","name()"],"raw_result":"None","result_hash":"f2953d2931e36d0c55640f51865f8394ebe52194765d04e521017232558f871c","slot":null},{"block":null,"method":"eth_call","params":["0x0000000000000000000000000000000000000000","decimals()"],"raw_result":"None","result_hash":"f2953d2931e36d0c55640f51865f8394ebe52194765d04e521017232558f871c","slot":null},{"block":null,"method":"eth_call","params":["0x0000000000000000000000000000000000000000","totalSupply()"],"raw_result":"None","result_hash":"f2953d2931e36d0c55640f51865f8394ebe52194765d04e521017232558f871c","slot":null},{"block":null,"method":"eth_call","params":["0xcf6B2D875361be807EAfa57458c80f28521F9333","symbol()"],"raw_result":"Some(\"POET\")","result_hash":"60af00760c5720579fa645648a3df724950bd00d68652bc68495a15605c1794b","slot":null},{"block":null,"method":"eth_call","params":["0xcf6B2D875361be807EAfa57458c80f28521F9333","name()"],"raw_result":"Some(\"POET Technologies • Robinhood Token\")","result_hash":"11378a8c62491153c42f72f69e66242b619ff9490b080e016beb600b2ae03ab8","slot":null},{"block":null,"method":"eth_call","params":["0xcf6B2D875361be807EAfa57458c80f28521F9333","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0xcf6B2D875361be807EAfa57458c80f28521F9333","totalSupply()"],"raw_result":"Some(\"1835249020000000000000\")","result_hash":"18cbedeb4a64053ec87eaea6d6f5c2664ced08c7bca4f89ce83c2b3d2f869ba6","slot":null},{"block":null,"method":"eth_call","params":["0xcf6B2D875361be807EAfa57458c80f28521F9333","uiMultiplier()"],"raw_result":"1000000000000000000","result_hash":"46754a2491051f216577f1b9f19516f9be1a28c62f023dcbabd8c5317cdefe4b","slot":null},{"block":null,"method":"eth_getCode","params":["0xcf6B2D875361be807EAfa57458c80f28521F9333","latest"],"result_hash":"e023f4a2e14683cf62969bf3dc7d7821b1e293e30ebe17f3bc5fd0b223173f25","slot":null},{"block":null,"method":"eth_getCode","params":["0xcf6B2D875361be807EAfa57458c80f28521F9333","latest"],"result_hash":"e023f4a2e14683cf62969bf3dc7d7821b1e293e30ebe17f3bc5fd0b223173f25","slot":null}],"registry_entry":{"chain":"robinhood","contract":"0xcf6B2D875361be807EAfa57458c80f28521F9333","decimals":18,"issuer":"Robinhood","last_checked":"2026-10-19T14:40:19Z","name":"POET Technologies","official_deployments":[{"address":"0xcf6B2D875361be807EAfa57458c80f28521F9333","network":"Robinhood Chain"}],"source":"robinhood-registry","source_url":"https://api.robinhood.com/rhj/assets","ticker":"POET"},"registry_hash":"92e84a5097c412088157ecc6f5394b143eea965b7cf43a01187023b0d9844862","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":null,"subject":"0x169dd9a824e0ab13b5d4af23a0d564af0cbe0c99fb546075977a4f7ee2df470d","ticker":"POET","verdict":{"Verified":{"issuer":"Robinhood","ticker":"POET"}},"version":1}
Signature
HjrExlY8zYnDJaH4eu14n9tBJ+Zl6T9sK18LWKJcO5dJ6DWW1YByoNJK38+rYkMACo/6ntmOER3adSuvlNCKCA==
API call
GET /api/attest/21a9ca72f1ff3e7d8d11bd11f709f624f0c201e46544c8fdc0576df51f164258
  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.