ISRC QZW9K2475757
Verified recording
QZW9K2475757 is “Nu5” by La Sala,
registered on the CopyrightChains blockchain with CopyrightID
0x8f50fa4c9105f99bbefaef691c88ab0c14a194d6433a35f7d35d41b7d8a90fec and independently timestamped
in Bitcoin block 960456 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9K2475757.
Recording identifiers
- ISRC
- QZW9K2475757
- Title
- Nu5
- Artist
- La Sala
- CopyrightID (CopyrightChains transaction hash)
0x8f50fa4c9105f99bbefaef691c88ab0c14a194d6433a35f7d35d41b7d8a90fec
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:57+00:00
- Bitcoin block
- 960456
- Canonical record hash
sha256:49246a1a56dcbd51a574401334afa9b067b3f8f4d884e6f0f08516b70431381f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9K2475757
- Bitcoin block existence check
- https://blockstream.info/api/block/960456