QED
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QED certificate

QED record eee4cb0ec7db from . View the live pool page.

Verified · Backed xStocks NVDA

NVDAx/Unknown

The pool's quote contract matches Backed xStocks's registry entry for NVDA.

contract match only, not proof of backing or custody, reserves, price, or endorsement

Signature valid · contract match

Solana orca-whirlpool
Subject
NVDAx/Unknown · Solana
Pool address
6R4r93V5fcMzc13CL2enEepDSYcr4Qx3ptZBDwudTXCo
Issuer match
Backed xStocks · NVDA · View NVDA contracts
Checked
Valid until
Serial
eee4cb0ec7db
Signed by
QED (key id GJWKkiUd)

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

0.28% 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":null,"chain":"Solana","checked_at":"2026-10-03T04:37:43Z","dev":false,"expires_at":"2026-10-04T04:37:43Z","issuer":"Backed xStocks","pool":{"base":{"address":"Xsc9qvGR1efVDFGLrVsmkzv3qi45LTBjeUKSPmx9qEh","balance":"90037142550","decimals":8,"symbol":"NVDAx"},"chain":"Solana","dex":"orca-whirlpool","pool":"6R4r93V5fcMzc13CL2enEepDSYcr4Qx3ptZBDwudTXCo","quote":{"address":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","balance":"361389217294","decimals":6,"symbol":null}},"quote_share_of_supply":0.0028025587132239974,"reads":[{"block":null,"method":"getSlot","params":[{"commitment":"confirmed"}],"result_hash":"0605f469ff552f582ff047776ced1df12d13e9030ed859040b88dcfe4155c79c","slot":452827545},{"block":null,"method":"getAccountInfo","params":["6R4r93V5fcMzc13CL2enEepDSYcr4Qx3ptZBDwudTXCo",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":452827546},"value":{"data":["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","base64"],"executable":false,"lamports":5457138,"owner":"whirLbMiicVdio4qvUfM5KAg6Ct8VwpYzGff3uctyCc","rentEpoch":18446744073709551615,"space":653}},"result_hash":"4064cd63deaa227f8db42ba1d081790bfbfed1fe0ddbe86ff14a40b3c4107140","slot":452827546},{"block":null,"method":"getTokenAccountBalance","params":["5TSHEwRAgHLTYkchrUNiKUL2RvuZgdh3vExbMptWrHoX",{"commitment":"confirmed"}],"result_hash":"bf9a48dc99de0a6e60cc1c9a749556c1d08d44161815264c468b1ca5a1fbe538","slot":452827547},{"block":null,"method":"getTokenAccountBalance","params":["FaHQ9Ny2U2RkcdapsKVr9pvnt4Mg7n92NdKnvyRzuibH",{"commitment":"confirmed"}],"result_hash":"8422e0f4002aef6175a458797640b0c8b0f3ba23c93017751025665d590a2d4c","slot":452827548},{"block":null,"method":"getMultipleAccounts","params":[["Xsc9qvGR1efVDFGLrVsmkzv3qi45LTBjeUKSPmx9qEh","EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v"],{"commitment":"confirmed","encoding":"base64"}],"result_hash":"cebdde29142c1ab0bc7ce0b45ad6234ea797653a21be410ec2fe3cb343063c63","slot":452827550},{"block":null,"method":"getTokenSupply","params":["EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",{"commitment":"confirmed"}],"result_hash":"8eda581adb880cc3f3b7d8561169c0b27a5df6582d791c42acffd6b42adcf9e5","slot":452827551},{"block":null,"method":"getAccountInfo","params":["EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":452827552},"value":{"data":["AQAAAJj+huiNm+Lqi8HMpIeLKYjCQPUrhCS/tA7Rot3LXhmbhdmgVXMBHgAGAQEAAABicKqKWcWUBbRShshncubNEm6bil06OFNtN/e0FOi2Zw==","base64"],"executable":false,"lamports":535325803497,"owner":"TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA","rentEpoch":18446744073709551615,"space":82}},"result_hash":"69940bc0e74f728a54d6506922360ebec9e214917271a93297b0f98339bb51a3","slot":452827552},{"block":null,"method":"getTokenSupply","params":["Xsc9qvGR1efVDFGLrVsmkzv3qi45LTBjeUKSPmx9qEh",{"commitment":"confirmed"}],"result_hash":"312bd602a2f093762590722d38303be40581560016e5a14c0ec18fa7fecb6f42","slot":452827569},{"block":null,"method":"getAccountInfo","params":["Xsc9qvGR1efVDFGLrVsmkzv3qi45LTBjeUKSPmx9qEh",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":452827570},"value":{"data":["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","base64"],"executable":false,"lamports":621944468,"owner":"TokenzQdBNbLqP5VEhdkAS6EPFLC1PHnBqCXEpPxuEb","rentEpoch":18446744073709551615,"space":679}},"result_hash":"1dbb29253c9ae3cd47a759f87f621af2aaf02c18c663d099fec5d3a6e4dce8cc","slot":452827570}],"registry_entry":{"chain":"Solana","contract":"Xsc9qvGR1efVDFGLrVsmkzv3qi45LTBjeUKSPmx9qEh","decimals":null,"issuer":"Backed xStocks","last_checked":"2026-10-03T04:09:51Z","name":"NVIDIA","source":"xstocks-api","source_url":"https://api.xstocks.fi/api/v2/public/assets","ticker":"NVDA"},"registry_hash":"69180a9d1971ea57866162e5b63d14efc237bb578c5e9f857f46f52069325ecf","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":452827545,"subject":"6R4r93V5fcMzc13CL2enEepDSYcr4Qx3ptZBDwudTXCo","ticker":"NVDA","verdict":{"Verified":{"issuer":"Backed xStocks","ticker":"NVDA"}},"version":1}
Signature
EpARDBzfUkdJAeHx1cMP1SoANKN+S78WMfeM8rPhBVRua5URRS8YdWFXMBTz9urZ/h0ZqekT0/SBJDZw4kErDQ==
API call
GET /api/attest/eee4cb0ec7db6153258a986bf1f8b9e0e955d04b4a84b3860330f8d3711ef621
  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.