ISRC DEF057901000
Verified recording
DEF057901000 is “Musical Offering, BWV 1079: 4b. Canon 2 a 2 violini in unisono” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x0e42ad1e46a2f62a7c1332ce49bd4f3f99ca5f1460dc1726483966f649e35a64 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057901000.
Recording identifiers
- ISRC
- DEF057901000
- Title
- Musical Offering, BWV 1079: 4b. Canon 2 a 2 violini in unisono
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x0e42ad1e46a2f62a7c1332ce49bd4f3f99ca5f1460dc1726483966f649e35a64
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:529cc58086536e6ff852dd2c498a5368e303b9b335a13113010479f2916a9b59- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057901000
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Musical Offering, BWV 1079: 4b. Canon 2 a 2 violini in unisono · Machine-readable JSON-LD