ISRC NLD681300776
Verified recording
NLD681300776 is “Matthäus Passion - BWV 244: Chorus: Kommt, Ihr Töchter, helft mir klagen / Choral: O Lamm Gottes” by Pieter Jan Leusink,
registered on the CopyrightChains blockchain with CopyrightID
0x25bc156b7237ae7f96cf932cff29d0e62816d9f9490bb8a1e7b34813919187c2 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLD681300776.
Recording identifiers
- ISRC
- NLD681300776
- Title
- Matthäus Passion - BWV 244: Chorus: Kommt, Ihr Töchter, helft mir klagen / Choral: O Lamm Gottes
- Artist
- Pieter Jan Leusink
- CopyrightID (CopyrightChains transaction hash)
0x25bc156b7237ae7f96cf932cff29d0e62816d9f9490bb8a1e7b34813919187c2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:86005df07951e7df36b3cab0c9d42a3b9e23b4e77557b84afff626644a1507ec- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLD681300776
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Matthäus Passion - BWV 244: Chorus: Kommt, Ihr Töchter, helft mir klagen / Choral: O Lamm Gottes · Machine-readable JSON-LD