ISRC QZTV32396589
Verified recording
QZTV32396589 is “Sublime Sound” by Costa Azul Quartet,
registered on the CopyrightChains blockchain with CopyrightID
0xdbf6aadac3dc5a4ad27a4d28a45137601f1a3cb342b62c4dcb663a677095442d and independently timestamped
in Bitcoin block 960509 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTV32396589.
Recording identifiers
- ISRC
- QZTV32396589
- Title
- Sublime Sound
- Artist
- Costa Azul Quartet
- CopyrightID (CopyrightChains transaction hash)
0xdbf6aadac3dc5a4ad27a4d28a45137601f1a3cb342b62c4dcb663a677095442d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T04:30:37+00:00
- Bitcoin block
- 960509
- Canonical record hash
sha256:9e17caedf5fba399e59e4921ad7ec74a51e2c046dbad9f542170577424bc8e24- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTV32396589
- Bitcoin block existence check
- https://blockstream.info/api/block/960509