QED
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QED certificate

QED record 107a6e340521 from . View the live pool page.

Verified · Robinhood QBTS

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

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

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
QBTS / Unknown · Robinhood Chain
Pool address
0x1ff317d83d0169c92ea96e287a7c60289c17908e833de0a478bdf3facf4d2db8
Issuer match
Robinhood · QBTS · View QBTS contracts
Checked
Valid until
Serial
107a6e340521
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.

3.73% 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":93588281,"chain":"robinhood","checked_at":"2026-10-20T16:27:16Z","dev":false,"expires_at":"2026-10-21T16:27:16Z","issuer":"Robinhood","pool":{"base":{"address":"0x0000000000000000000000000000000000000000","balance":"96040084904954505","decimals":null,"symbol":null},"chain":"robinhood","dex":"uniswap-v4","pool":"0x1ff317d83d0169c92ea96e287a7c60289c17908e833de0a478bdf3facf4d2db8","quote":{"address":"0xC583c60aeF9Dc401Da72cEC1B404743a93cea1Cc","balance":"20213067557897545108","decimals":18,"symbol":"QBTS"}},"quote_share_of_supply":0.037343434590360804,"reads":[{"block":null,"method":"eth_call","params":["0x58daec3116aae6d93017baaea7749052e8a04fa7","poolKeys","0x1ff317d83d0169c92ea96e287a7c60289c17908e833de0a478"],"raw_result":"Object {\"currency0\": String(\"0x0000000000000000000000000000000000000000\"), \"currency1\": String(\"0xc583c60aef9dc401da72cec1b404743a93cea1cc\"), \"fee\": String(\"50000\"), \"hooks\": String(\"0x0000000000000000000000000000000000000000\"), \"tickSpacing\": String(\"500\")}","result_hash":"ac123231d91e9d532b58da470befcec65be6f288cbdf18f4cf070cd627bab171","slot":null},{"block":null,"method":"eth_call","params":["0xf3334192d15450cdd385c8b70e03f9a6bd9e673b","getSlot0","0x1ff317d83d0169c92ea96e287a7c60289c17908e833de0a478bdf3facf4d2db8"],"raw_result":"true","result_hash":"18d10c7d2b4b04aaf04254d1ae5d655a5dc0407cbcdd5a8c3986e985370f36ee","slot":null},{"block":null,"method":"eth_call","params":["0xf3334192d15450cdd385c8b70e03f9a6bd9e673b","getLiquidity","0x1ff317d83d0169c92ea96e287a7c60289c17908e833de0a478bdf3facf4d2db8"],"raw_result":"1393292763366716709","result_hash":"183925507828e8461346b987618cd263c03c5f983185ad3dd80179eec6b139f6","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":["0xC583c60aeF9Dc401Da72cEC1B404743a93cea1Cc","symbol()"],"raw_result":"Some(\"QBTS\")","result_hash":"2d55889247f95edc8aca1d6527443a5b0b67d5ad56f5d9791f6bb33fed556f36","slot":null},{"block":null,"method":"eth_call","params":["0xC583c60aeF9Dc401Da72cEC1B404743a93cea1Cc","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":93588281,"method":"eth_blockNumber","params":[],"result_hash":"5bdfbf239bd2aa5e77476a2005a953e4a3b783c9c4b67c91275f060abe8c630f","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":["0xC583c60aeF9Dc401Da72cEC1B404743a93cea1Cc","symbol()"],"raw_result":"Some(\"QBTS\")","result_hash":"2d55889247f95edc8aca1d6527443a5b0b67d5ad56f5d9791f6bb33fed556f36","slot":null},{"block":null,"method":"eth_call","params":["0xC583c60aeF9Dc401Da72cEC1B404743a93cea1Cc","name()"],"raw_result":"Some(\"D-Wave Quantum Inc. Common Stock • Robinhood Token\")","result_hash":"34d922804ffec24374f12f27912a9c0648c19593c46d0a07f90a8df6f6adf988","slot":null},{"block":null,"method":"eth_call","params":["0xC583c60aeF9Dc401Da72cEC1B404743a93cea1Cc","decimals()"],"raw_result":"Some(18)","result_hash":"c14f173ff30df32f36fac2ea29d9a20482082428fd32b58be5433d310884f764","slot":null},{"block":null,"method":"eth_call","params":["0xC583c60aeF9Dc401Da72cEC1B404743a93cea1Cc","totalSupply()"],"raw_result":"Some(\"541275000000000000000\")","result_hash":"019f90aa673e36fdf0a3a6ab8bbf4a27ac056731f312f6c9df0013c851952983","slot":null},{"block":null,"method":"eth_call","params":["0xC583c60aeF9Dc401Da72cEC1B404743a93cea1Cc","uiMultiplier()"],"raw_result":"1000000000000000000","result_hash":"46754a2491051f216577f1b9f19516f9be1a28c62f023dcbabd8c5317cdefe4b","slot":null},{"block":null,"method":"eth_getCode","params":["0xC583c60aeF9Dc401Da72cEC1B404743a93cea1Cc","latest"],"result_hash":"e023f4a2e14683cf62969bf3dc7d7821b1e293e30ebe17f3bc5fd0b223173f25","slot":null},{"block":null,"method":"eth_getCode","params":["0xC583c60aeF9Dc401Da72cEC1B404743a93cea1Cc","latest"],"result_hash":"e023f4a2e14683cf62969bf3dc7d7821b1e293e30ebe17f3bc5fd0b223173f25","slot":null}],"registry_entry":{"chain":"robinhood","contract":"0xC583c60aeF9Dc401Da72cEC1B404743a93cea1Cc","decimals":18,"issuer":"Robinhood","last_checked":"2026-10-20T15:40:19Z","name":"D-Wave Quantum Inc. Common Stock","official_deployments":[{"address":"0xC583c60aeF9Dc401Da72cEC1B404743a93cea1Cc","network":"Robinhood Chain"}],"source":"robinhood-registry","source_url":"https://api.robinhood.com/rhj/assets","ticker":"QBTS"},"registry_hash":"e42f41f1e0f0dc698c2f40aa64c9df099fb8b38e10dd3a1a8d6c92b85ad7aedb","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":null,"subject":"0x1ff317d83d0169c92ea96e287a7c60289c17908e833de0a478bdf3facf4d2db8","ticker":"QBTS","verdict":{"Verified":{"issuer":"Robinhood","ticker":"QBTS"}},"version":1}
Signature
l9fHCtMmn7Vwqm2ExxDKrzRHTSVUwZ9wF78iszISz4pD44Pdv6rJy1k+m2cxDyUN9h06L6kNv2ZBFNsj25JuCA==
API call
GET /api/attest/107a6e3405219e54a1474f330a7db287b8ee67ea678c042a787984a009b3179e
  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.