ISRC NLSB72300140
Verified recording
NLSB72300140 is “Maria, du bist Genaden voll/Maria zart” by Ludwig Senfl,
registered on the CopyrightChains blockchain with CopyrightID
0xc821eed176a99e12fa68e15e53bd273f801599b3dcb1a642313c425a358650f4 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLSB72300140.
Recording identifiers
- ISRC
- NLSB72300140
- Title
- Maria, du bist Genaden voll/Maria zart
- Artist
- Ludwig Senfl
- CopyrightID (CopyrightChains transaction hash)
0xc821eed176a99e12fa68e15e53bd273f801599b3dcb1a642313c425a358650f4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:a77040c803f0bfc7546dca087c69c8d3a19ebd0ce3bd28798bccde4a1dd8fcc3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLSB72300140
- Bitcoin block existence check
- https://blockstream.info/api/block/960448
Full record
Track page: Maria, du bist Genaden voll/Maria zart · Machine-readable JSON-LD