ISRC QM4TW1537773
Verified recording
QM4TW1537773 is “A Flor e o Espinho” by Nelson Cavaquinho,
registered on the CopyrightChains blockchain with CopyrightID
0x8f3b7135f994f384bb4b58ecd64ebe51913a69b16db46d426adfaf54ced8a7a1 and independently timestamped
in Bitcoin block 960125 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1537773.
Recording identifiers
- ISRC
- QM4TW1537773
- Title
- A Flor e o Espinho
- Artist
- Nelson Cavaquinho
- CopyrightID (CopyrightChains transaction hash)
0x8f3b7135f994f384bb4b58ecd64ebe51913a69b16db46d426adfaf54ced8a7a1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T15:38:18+00:00
- Bitcoin block
- 960125
- Canonical record hash
sha256:89ddae0718894a550af7dfd652d93d821a03536c094b9c3d3868443250bae0fc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1537773
- Bitcoin block existence check
- https://blockstream.info/api/block/960125