ISRC GBKPL2143994
Verified recording
GBKPL2143994 is “The Sound of Music: Waltz” by Andrew Holdsworth,
registered on the CopyrightChains blockchain with CopyrightID
0xfc14ae018a1ecf6334c12deb61616d98b0f0138cbd3f1351c3f149363b43bca4 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKPL2143994.
Recording identifiers
- ISRC
- GBKPL2143994
- Title
- The Sound of Music: Waltz
- Artist
- Andrew Holdsworth
- CopyrightID (CopyrightChains transaction hash)
0xfc14ae018a1ecf6334c12deb61616d98b0f0138cbd3f1351c3f149363b43bca4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:b7d479be8c18e608f982f6b48fd9b729374b28d8b7a79a57446905940c1f47c4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKPL2143994
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: The Sound of Music: Waltz · Machine-readable JSON-LD