ISRC DEF055830319
Verified recording
DEF055830319 is “St. Matthew Passion, BWV 244, Pt. 1: No. 5, Recitative: "Du lieber Heiland du"” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x21b2577ec10db4acbb0bc9f63317e628d733c7e4493b187ea72f67692e289026 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055830319.
Recording identifiers
- ISRC
- DEF055830319
- Title
- St. Matthew Passion, BWV 244, Pt. 1: No. 5, Recitative: "Du lieber Heiland du"
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x21b2577ec10db4acbb0bc9f63317e628d733c7e4493b187ea72f67692e289026
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:82bd3fe871bfbaa196c75ad88ed23dd6e1346214a364ae474f021ac58145ab73- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055830319
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: St. Matthew Passion, BWV 244, Pt. 1: No. 5, Recitative: "Du lieber Heiland du" · Machine-readable JSON-LD