ISRC NLA506500233
Verified recording
NLA506500233 is “St. Matthew Passion, BWV 244 / Part One: No. 1 "Kommt, ihr Töchter, helft mir klagen"” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x2864a2631dab40b1d34b8b9de7eece6aedf69a19a0cfb82f217b361d98299b7b and independently timestamped
in Bitcoin block 960266 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506500233.
Recording identifiers
- ISRC
- NLA506500233
- Title
- St. Matthew Passion, BWV 244 / Part One: No. 1 "Kommt, ihr Töchter, helft mir klagen"
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x2864a2631dab40b1d34b8b9de7eece6aedf69a19a0cfb82f217b361d98299b7b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:44:50+00:00
- Bitcoin block
- 960266
- Canonical record hash
sha256:5c035c6163c00f8cbbc9eebf66fde84bac2863fd59225db843f300e684329cef- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506500233
- Bitcoin block existence check
- https://blockstream.info/api/block/960266
Full record
Track page: St. Matthew Passion, BWV 244 / Part One: No. 1 "Kommt, ihr Töchter, helft mir klagen" · Machine-readable JSON-LD