ISRC GBAYC9203227
Verified recording
GBAYC9203227 is “Harp Concerto in C Minor: III.Allegro” by Jan Zach,
registered on the CopyrightChains blockchain with CopyrightID
0x35a6970a540f77d3b02e24bf8a8d7edebc2ed279a51ca13870392bc1bbf4a3e6 and independently timestamped
in Bitcoin block 957061 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9203227.
Recording identifiers
- ISRC
- GBAYC9203227
- Title
- Harp Concerto in C Minor: III.Allegro
- Artist
- Jan Zach
- CopyrightID (CopyrightChains transaction hash)
0x35a6970a540f77d3b02e24bf8a8d7edebc2ed279a51ca13870392bc1bbf4a3e6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T16:07:00+00:00
- Bitcoin block
- 957061
- Canonical record hash
sha256:9d59e79bc1df26717badba9c08bcfa65a975f734a79b74f6d7d2c8db26c46e44- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9203227
- Bitcoin block existence check
- https://blockstream.info/api/block/957061
Full record
Track page: Harp Concerto in C Minor: III.Allegro · Machine-readable JSON-LD