ISRC GBLLT2025923
Verified recording
GBLLT2025923 is “Serenade No. 13 in G Major, K. 525, “Eine kleine Nachtmusik”: I. Allegro - Medium allegro 1” by Andrew Holdsworth,
registered on the CopyrightChains blockchain with CopyrightID
0x70c3be82eb4d5976871092dcd1670e38aa00f88b0341fb374e8cc71f244b54db and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLLT2025923.
Recording identifiers
- ISRC
- GBLLT2025923
- Title
- Serenade No. 13 in G Major, K. 525, “Eine kleine Nachtmusik”: I. Allegro - Medium allegro 1
- Artist
- Andrew Holdsworth
- CopyrightID (CopyrightChains transaction hash)
0x70c3be82eb4d5976871092dcd1670e38aa00f88b0341fb374e8cc71f244b54db
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:1b3b82e8823e046533a2c80c8681dfc60a5029f3f56c8cbc40dd9c04a6f2a5bb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLLT2025923
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Serenade No. 13 in G Major, K. 525, “Eine kleine Nachtmusik”: I. Allegro - Medium allegro 1 · Machine-readable JSON-LD