ISRC NLD681300805
Verified recording
NLD681300805 is “Matthäus Passion - BWV 244: Aria (Alto) Ach! Nun ist mein Jesus hin! / (Chorus): Wo ist denn dein Freund” by Pieter Jan Leusink,
registered on the CopyrightChains blockchain with CopyrightID
0x7dedf72efecd1ce13d4c99f396970a542821808b5ad7c02354e7fe30dc7c8fef and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLD681300805.
Recording identifiers
- ISRC
- NLD681300805
- Title
- Matthäus Passion - BWV 244: Aria (Alto) Ach! Nun ist mein Jesus hin! / (Chorus): Wo ist denn dein Freund
- Artist
- Pieter Jan Leusink
- CopyrightID (CopyrightChains transaction hash)
0x7dedf72efecd1ce13d4c99f396970a542821808b5ad7c02354e7fe30dc7c8fef
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:ac30fc3a2af21c8825251b37f57b0256d1f589e90929243e03acb33d4c22961d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLD681300805
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Matthäus Passion - BWV 244: Aria (Alto) Ach! Nun ist mein Jesus hin! / (Chorus): Wo ist denn dein Freund · Machine-readable JSON-LD