ISRC DEF057901004
Verified recording
DEF057901004 is “Musical Offering, BWV 1079: 4g. Canon perpetuus super thema regium” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x35c39656913745bb4a0185ff66f9cfb4b069333f7d7a1c7c05cd948c26a12e9c 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/DEF057901004.
Recording identifiers
- ISRC
- DEF057901004
- Title
- Musical Offering, BWV 1079: 4g. Canon perpetuus super thema regium
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x35c39656913745bb4a0185ff66f9cfb4b069333f7d7a1c7c05cd948c26a12e9c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:c4b67d0b4539397cf9fcd7e9227ebc3fb710423137421d2336d25ff435a59a74- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057901004
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Musical Offering, BWV 1079: 4g. Canon perpetuus super thema regium · Machine-readable JSON-LD