ISRC QZR8K2121100
Verified recording
QZR8K2121100 is “Blue Waltz (La Valse Bleue) - Remastered” by Clark Terry,
registered on the CopyrightChains blockchain with CopyrightID
0xfdcc276db1b08170432afc2ca54876f3ffb7397e29a9f99fe7566916f42d74e0 and independently timestamped
in Bitcoin block 960164 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZR8K2121100.
Recording identifiers
- ISRC
- QZR8K2121100
- Title
- Blue Waltz (La Valse Bleue) - Remastered
- Artist
- Clark Terry
- CopyrightID (CopyrightChains transaction hash)
0xfdcc276db1b08170432afc2ca54876f3ffb7397e29a9f99fe7566916f42d74e0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T23:23:05+00:00
- Bitcoin block
- 960164
- Canonical record hash
sha256:0826b67112defa37576078fe0c646212d1be3f72aee05c1019e8bee799b26a10- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZR8K2121100
- Bitcoin block existence check
- https://blockstream.info/api/block/960164
Full record
Track page: Blue Waltz (La Valse Bleue) - Remastered · Machine-readable JSON-LD