QED
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QED certificate

QED record 928214e8db41 from . View the live pool page.

Verified · Robinhood USAR

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

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

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 v3
Subject
USAR / USDG · Robinhood Chain
Pool address
0x04391780F519B7d3ba59c9590459D76e23d225C4
Issuer match
Robinhood · USAR · View USAR contracts
Checked
Valid until
Serial
928214e8db41
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.

15.27% 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":91678152,"chain":"robinhood","checked_at":"2026-10-18T09:52:34Z","dev":false,"expires_at":"2026-10-19T09:52:34Z","issuer":"Robinhood","pool":{"base":{"address":"0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","balance":"5998555379","decimals":6,"symbol":"USDG"},"chain":"robinhood","dex":"uniswap-v3","pool":"0x04391780F519B7d3ba59c9590459D76e23d225C4","quote":{"address":"0xd917B029C761D264c6A312BBbcDA868658eF86a6","balance":"6516899132280525643216","decimals":18,"symbol":"USAR"}},"quote_share_of_supply":0.1526679873758606,"reads":[{"block":91678152,"method":"eth_blockNumber","params":[],"result_hash":"2dbdc321d3a60d432161a67c92b60a04e6b900e027669a8a3c93ba2de6545e23","slot":null},{"block":null,"method":"eth_call","params":["0x04391780F519B7d3ba59c9590459D76e23d225C4","token0()"],"raw_result":"0x5fc5360d0400a0fd4f2af552add042d716f1d168","result_hash":"742eb919f060d78d6f55d9d90c592b8d91ea7358553fc7e37cb579cf21192137","slot":null},{"block":null,"method":"eth_call","params":["0x04391780F519B7d3ba59c9590459D76e23d225C4","token1()"],"raw_result":"0xd917b029c761d264c6a312bbbcda868658ef86a6","result_hash":"0d0f8458f3f0f85dd32e20f3f159bfd09dfd0aa45ff805c83194572469a4b8e3","slot":null},{"block":null,"method":"eth_call","params":["0x04391780F519B7d3ba59c9590459D76e23d225C4","getReserves()"],"raw_result":"false","result_hash":"076de6e730df0b4c3860877a0f619c6ac11f8aefd78313ac793a2a703c026869","slot":null},{"block":null,"method":"eth_call","params":["0x04391780F519B7d3ba59c9590459D76e23d225C4","slot0()"],"raw_result":"true","result_hash":"18d10c7d2b4b04aaf04254d1ae5d655a5dc0407cbcdd5a8c3986e985370f36ee","slot":null},{"block":null,"method":"eth_call","params":["0x04391780F519B7d3ba59c9590459D76e23d225C4","factory()"],"raw_result":"0x1f7d7550b1b028f7571e69a784071f0205fd2efa","result_hash":"bf7614e6e838b22e4363dfcb3022451641875235ca13e64f8d2d8c3334ff85f3","slot":null},{"block":null,"method":"eth_call","params":["0x04391780F519B7d3ba59c9590459D76e23d225C4","fee()"],"raw_result":"3000","result_hash":"53232d7da9fd2a1931dcd44af08ec415dd52ab8ecc4037ef5e68eb3753978a2e","slot":null},{"block":null,"method":"eth_call","params":["0x1f7d7550B1b028f7571E69A784071F0205FD2EfA","getPool","0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","0xd917B029C761D264c6A312BBbcDA868658eF86a6","0xbb8"],"raw_result":"0x04391780f519b7d3ba59c9590459d76e23d225c4","result_hash":"5c85fea6914ecbd7f3c3adc948ed278a2da80899858e6a696fd88db0a53c0b23","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","0x04391780F519B7d3ba59c9590459D76e23d225C4"],"raw_result":"Some(\"5998555379\")","result_hash":"e50841a4f309d9b9c3f8b729322afd284098164958e9c914fc9b1eed2421db31","slot":null},{"block":null,"method":"eth_call","params":["0xd917B029C761D264c6A312BBbcDA868658eF86a6","symbol()"],"raw_result":"Some(\"USAR\")","result_hash":"0a9fb797779220f6632f372c4bb5659e81910e3fbd8ebf7e56e113db1a908ade","slot":null},{"block":null,"method":"eth_call","params":["0xd917B029C761D264c6A312BBbcDA868658eF86a6","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0xd917B029C761D264c6A312BBbcDA868658eF86a6","balanceOf","0x04391780F519B7d3ba59c9590459D76e23d225C4"],"raw_result":"Some(\"6516899132280525643216\")","result_hash":"f6521c80f6df0b561564fdcd41d6d4bbd2cbbbd81e1c0c967a8ddbe264ac82d7","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(\"696510571472896\")","result_hash":"3bf47cc44e79235c2a4786a9e16c733cbbc4aa81b60a1a84187551f9e56b0257","slot":null},{"block":null,"method":"eth_call","params":["0xd917B029C761D264c6A312BBbcDA868658eF86a6","symbol()"],"raw_result":"Some(\"USAR\")","result_hash":"0a9fb797779220f6632f372c4bb5659e81910e3fbd8ebf7e56e113db1a908ade","slot":null},{"block":null,"method":"eth_call","params":["0xd917B029C761D264c6A312BBbcDA868658eF86a6","name()"],"raw_result":"Some(\"USA Rare Earth • Robinhood Token\")","result_hash":"85f9dcd711f3bde98f38444b90e569a7755522eb8f31568dc7dc8ec9a1640c8d","slot":null},{"block":null,"method":"eth_call","params":["0xd917B029C761D264c6A312BBbcDA868658eF86a6","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0xd917B029C761D264c6A312BBbcDA868658eF86a6","totalSupply()"],"raw_result":"Some(\"42686742940000000000000\")","result_hash":"fbb3ddcd166dabebc619db645e4df7fc46c4647855808d8c83f1bf3c2eb6cd29","slot":null},{"block":null,"method":"eth_call","params":["0xd917B029C761D264c6A312BBbcDA868658eF86a6","uiMultiplier()"],"raw_result":"1000000000000000000","result_hash":"46754a2491051f216577f1b9f19516f9be1a28c62f023dcbabd8c5317cdefe4b","slot":null},{"block":null,"method":"eth_getCode","params":["0xd917B029C761D264c6A312BBbcDA868658eF86a6","latest"],"result_hash":"e023f4a2e14683cf62969bf3dc7d7821b1e293e30ebe17f3bc5fd0b223173f25","slot":null},{"block":null,"method":"eth_getCode","params":["0xd917B029C761D264c6A312BBbcDA868658eF86a6","latest"],"result_hash":"e023f4a2e14683cf62969bf3dc7d7821b1e293e30ebe17f3bc5fd0b223173f25","slot":null}],"registry_entry":{"chain":"robinhood","contract":"0xd917B029C761D264c6A312BBbcDA868658eF86a6","decimals":18,"issuer":"Robinhood","last_checked":"2026-10-18T09:47:33Z","name":"USA Rare Earth","official_deployments":[{"address":"0xd917B029C761D264c6A312BBbcDA868658eF86a6","network":"Robinhood Chain"}],"source":"robinhood-registry","source_url":"https://api.robinhood.com/rhj/assets","ticker":"USAR"},"registry_hash":"3143486c8ed17e52c07540b096bdf4ef50abfca368b23311d9290e9923561570","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":null,"subject":"0x04391780F519B7d3ba59c9590459D76e23d225C4","ticker":"USAR","verdict":{"Verified":{"issuer":"Robinhood","ticker":"USAR"}},"version":1}
Signature
rjOQkr/oEE8cB8t3EmJvA/v0Jb1rGGxvaWskKe+x0FhskhR6y0cTlUIdWfqr/gLyK++CXy68ebdrm5QDs0tuDw==
API call
GET /api/attest/928214e8db41d9a198733fbeb6bc5f1581f42f20c287457f7e95b60cb64fcf70
  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.