ISRC DEF057203012
Verified recording
DEF057203012 is “Concerto for 4 Harpsichords, Strings, and Continuo in A Minor, BWV 1065: II. Largo” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x2c89c69665e6a45a18853ec9885440f12adf8bc4c193f7cc3c9891085eb0597a 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/DEF057203012.
Recording identifiers
- ISRC
- DEF057203012
- Title
- Concerto for 4 Harpsichords, Strings, and Continuo in A Minor, BWV 1065: II. Largo
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x2c89c69665e6a45a18853ec9885440f12adf8bc4c193f7cc3c9891085eb0597a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:b563b49ff7e17d2b400db512101c9407f92fdae913473e85109aa42fda8908df- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057203012
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Concerto for 4 Harpsichords, Strings, and Continuo in A Minor, BWV 1065: II. Largo · Machine-readable JSON-LD