ISRC GB73Z1101539
Verified recording
GB73Z1101539 is “Brandenburg Concerto No 4 in G Major, BWV 1049: Presto” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xad3a6cd8032632eca993b8fbcaa815828ca9b1611ee2c30302e84fa93104d377 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GB73Z1101539.
Recording identifiers
- ISRC
- GB73Z1101539
- Title
- Brandenburg Concerto No 4 in G Major, BWV 1049: Presto
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xad3a6cd8032632eca993b8fbcaa815828ca9b1611ee2c30302e84fa93104d377
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:4de927126e04a5f545eba72065058781f37cf9a6369c84103e547e98451104f9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GB73Z1101539
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Brandenburg Concerto No 4 in G Major, BWV 1049: Presto · Machine-readable JSON-LD