ISRC DEF056702911
Verified recording
DEF056702911 is “Prelude And Fuge In B Minor, BWV 544: Prelude” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xed88e805644d306b30505230f8d9427a5a4fc6c47c3a89916d6f3f50b236cb65 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/DEF056702911.
Recording identifiers
- ISRC
- DEF056702911
- Title
- Prelude And Fuge In B Minor, BWV 544: Prelude
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xed88e805644d306b30505230f8d9427a5a4fc6c47c3a89916d6f3f50b236cb65
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:223652c326af932e0145072465bd519be6e9d631fab0ad3a2d611201aa0c3ff9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056702911
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Prelude And Fuge In B Minor, BWV 544: Prelude · Machine-readable JSON-LD