ISRC QZDA61857082
Verified recording
QZDA61857082 is “Castelos” by Sílvia Negrão,
registered on the CopyrightChains blockchain with CopyrightID
0x139ee546e1749d19b855ce0f5f93296954e35b025e116079ce14d7277e240fd4 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDA61857082.
Recording identifiers
- ISRC
- QZDA61857082
- Title
- Castelos
- Artist
- Sílvia Negrão
- CopyrightID (CopyrightChains transaction hash)
0x139ee546e1749d19b855ce0f5f93296954e35b025e116079ce14d7277e240fd4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:b9d1d0145d426f4d2c91ffc75467ffba08ec6a6b4946fece344c654768207a38- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDA61857082
- Bitcoin block existence check
- https://blockstream.info/api/block/960448