ISRC GBAYC1602360
Verified recording
GBAYC1602360 is “Bach, JS: Harpsichord Concerto No. 4 in A Major, BWV 1055: II. Larghetto” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x34e6eab7db20472c50db95423fe5b75353380c038d1c82f314619470058ee29a and independently timestamped
in Bitcoin block 957819 on 2026-07-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1602360.
Recording identifiers
- ISRC
- GBAYC1602360
- Title
- Bach, JS: Harpsichord Concerto No. 4 in A Major, BWV 1055: II. Larghetto
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x34e6eab7db20472c50db95423fe5b75353380c038d1c82f314619470058ee29a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-13T07:53:33+00:00
- Bitcoin block
- 957819
- Canonical record hash
sha256:f5152f1ef9197df70633117d14c90d66e55d712b980424ba932872d590565a09- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1602360
- Bitcoin block existence check
- https://blockstream.info/api/block/957819
Full record
Track page: Bach, JS: Harpsichord Concerto No. 4 in A Major, BWV 1055: II. Larghetto · Machine-readable JSON-LD