ISRC DEF055830323
Verified recording
DEF055830323 is “St. Matthew Passion, BWV 244, Pt. 1: No. 9b, Chorus: "Wo willst du, dass wir dir bereiten"” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x0b0e5b7cfb337e497efbe9ccd9ccf06e7cb8111fec70b29ae0929ab8212d96a4 and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055830323.
Recording identifiers
- ISRC
- DEF055830323
- Title
- St. Matthew Passion, BWV 244, Pt. 1: No. 9b, Chorus: "Wo willst du, dass wir dir bereiten"
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x0b0e5b7cfb337e497efbe9ccd9ccf06e7cb8111fec70b29ae0929ab8212d96a4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:cc3ceb7c841c7a65c3572afc8d005f97489a199a3b7918fa1155e106451a3ca8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055830323
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: St. Matthew Passion, BWV 244, Pt. 1: No. 9b, Chorus: "Wo willst du, dass wir dir bereiten" · Machine-readable JSON-LD