HOODx/Unknown

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":"2026-10-05T19:37:28Z","dev":false,"expires_at":"2026-10-06T19:37:28Z","issuer":"Backed xStocks","pool":{"base":{"address":"XsvNBAYkrDRNhA7wPHQfX3ZUXZyZLdnCQDfHZ56bzpg","balance":"50972117922","decimals":8,"symbol":"HOODx"},"chain":"Solana","dex":"orca-whirlpool","pool":"48dhPm83sXfnRMxKRfv2YuE45DPqrhwPMvGrnTLufvFf","quote":{"address":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","balance":"35916826787","decimals":6,"symbol":null}},"quote_share_of_supply":0.0008532490389070945,"reads":[{"block":null,"method":"getSlot","params":[{"commitment":"confirmed"}],"result_hash":"f3317571698190a4efa2f0c512effe5b0b49119304fd394a76e329a7b87c31dc","slot":453674994},{"block":null,"method":"getAccountInfo","params":["48dhPm83sXfnRMxKRfv2YuE45DPqrhwPMvGrnTLufvFf",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":453674996},"value":{"data":["P5XRDOGAYwkT5EH4ORPKaLBjT7Al/eqohzfoQRDRJV41ezN33e4czfwQAAYEQAYUBYJjiNcBAgAAAAAAAAAAAAChuauAa34tEQEAAAAAAAAAEgUAAOY1HAAAAAAAiOQyAAAAAAAH6P/y1IZahO042NeFygTHid1Mg0h9UdBrGHWYEPL68d+3xJvxeGbT94PmL7+6tLdXHNfmfxAn01TO5ctmHRIVi7+5yF1WqwYAAAAAAAAAAMb6evO+2606PWXzaqvJdDGxu+TC0vbg5HymAgNFL11hAS9Pypa3HVIX/ilYKzQ6SUy2t59bR5Rm6xvf7y09h7zTRy4DT0k8CAAAAAAAAAAA3vvDagAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAui6/LwKaI7GKR1R798LZ7CubYjLuw+NoR9dh+omDPGYAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=","base64"],"executable":false,"lamports":5435849,"owner":"whirLbMiicVdio4qvUfM5KAg6Ct8VwpYzGff3uctyCc","rentEpoch":18446744073709551615,"space":653}},"result_hash":"bf5a3de1f0925bf8f278e685cd22a05fc5293c15e80108476dd843d5b83bbb32","slot":453674996},{"block":null,"method":"getTokenAccountBalance","params":["G4JSdjq1t4Q22c69zmUm8VoXJi3Ce6A6YfY2e4UpRcV2",{"commitment":"confirmed"}],"result_hash":"97e24a9a71d7bab2c04efc8891a96b4a6031a58661839aaeabb369285cc789bd","slot":453674998},{"block":null,"method":"getTokenAccountBalance","params":["5dFXKT5FHJ8KGSoE2QA2BCGKvTWFUex9zXxYY5Ucfsh",{"commitment":"confirmed"}],"result_hash":"af0080bfe9cb7d667e93632d0ae0850582e179baa6739b3b18f98ca209c233cb","slot":453675003},{"block":null,"method":"getMultipleAccounts","params":[["XsvNBAYkrDRNhA7wPHQfX3ZUXZyZLdnCQDfHZ56bzpg","EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v"],{"commitment":"confirmed","encoding":"base64"}],"result_hash":"8bb921adb286d12573254e5e77c3a6ae22c2cbe6816b6ab33d45f98e1f9a858f","slot":453675003},{"block":null,"method":"getTokenSupply","params":["EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",{"commitment":"confirmed"}],"result_hash":"d7e01ab22f4e230d5c9417655f924a7bfe8fbd6f30292afc039b93ee8f6b7736","slot":453675009},{"block":null,"method":"getAccountInfo","params":["EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":453675015},"value":{"data":["AQAAAJj+huiNm+Lqi8HMpIeLKYjCQPUrhCS/tA7Rot3LXhmbYKd+WKvOHAAGAQEAAABicKqKWcWUBbRShshncubNEm6bil06OFNtN/e0FOi2Zw==","base64"],"executable":false,"lamports":535338983427,"owner":"TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA","rentEpoch":18446744073709551615,"space":82}},"result_hash":"fa3b43ac99ecb2c32c3aa49a1ca10a59d132ce9a425d87562ed92ff00cd0969a","slot":453675015},{"block":null,"method":"getTokenSupply","params":["XsvNBAYkrDRNhA7wPHQfX3ZUXZyZLdnCQDfHZ56bzpg",{"commitment":"confirmed"}],"result_hash":"3d85dcd8d48538d340dd2b268c7e7011657940d7f90521effd66bc17a88ee7ec","slot":453675034},{"block":null,"method":"getAccountInfo","params":["XsvNBAYkrDRNhA7wPHQfX3ZUXZyZLdnCQDfHZ56bzpg",{"commitment":"confirmed","encoding":"base64"}],"raw_result":{"context":{"apiVersion":"4.3.0","slot":453675034},"value":{"data":["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","base64"],"executable":false,"lamports":5637600,"owner":"TokenzQdBNbLqP5VEhdkAS6EPFLC1PHnBqCXEpPxuEb","rentEpoch":18446744073709551615,"space":682}},"result_hash":"cfe8dbad820603a1faaf8f7ef409b29801344d3e114c3266fe5681474c03a25b","slot":453675034}],"registry_entry":{"chain":"Solana","contract":"XsvNBAYkrDRNhA7wPHQfX3ZUXZyZLdnCQDfHZ56bzpg","decimals":null,"issuer":"Backed xStocks","last_checked":"2026-10-05T19:14:21Z","name":"Robinhood","source":"xstocks-api","source_url":"https://api.xstocks.fi/api/v2/public/assets","ticker":"HOOD"},"registry_hash":"55fba90f8c6e3fe4097b4c31c358bee339fcaea1302dee4a406bf910dfc4a2de","signer":"GJWKkiUd3zj1pJGfeE7JitiPiwDJC6XmNFvpJWJuvvpn","slot":453674994,"subject":"48dhPm83sXfnRMxKRfv2YuE45DPqrhwPMvGrnTLufvFf","ticker":"HOOD","verdict":{"Verified":{"issuer":"Backed xStocks","ticker":"HOOD"}},"version":1}

Signature

t/02IhICmkm/2r+L60mDw9K5Ft8x2xho4tsdVk7YI+odod1N23p7pZ2rBdJByWUajXi4wn5Znm4A1z+OS63vDw==

API call

GET /api/attest/a5cf70a0aba0dcfc40788b1f8db3194f7924f5f7884404c3f1f772eda01db980

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.