ISRC DEF055830320
Verified recording
DEF055830320 is “St. Matthew Passion, BWV 244, Pt. 1: No. 6, Aria: "Buss und Reu"” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x41ede3b9e2420c3f5c05162a7914c041fb6ca1f1f9ee351b5431119407c78639 and independently timestamped
in Bitcoin block 957073 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055830320.
Recording identifiers
- ISRC
- DEF055830320
- Title
- St. Matthew Passion, BWV 244, Pt. 1: No. 6, Aria: "Buss und Reu"
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x41ede3b9e2420c3f5c05162a7914c041fb6ca1f1f9ee351b5431119407c78639
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T18:39:05+00:00
- Bitcoin block
- 957073
- Canonical record hash
sha256:02113676208603681b66c409d44ec33f59bdedc6540c6f3d4b54015bd7dc389f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055830320
- Bitcoin block existence check
- https://blockstream.info/api/block/957073
Full record
Track page: St. Matthew Passion, BWV 244, Pt. 1: No. 6, Aria: "Buss und Reu" · Machine-readable JSON-LD