ISRC NLA506200104
Verified recording
NLA506200104 is “Ein deutsches Requiem, Op. 45: V. Solo Soprano & Chorus. Ihr habt nun Traurigkeit” by Johannes Brahms,
registered on the CopyrightChains blockchain with CopyrightID
0x9564f7f785686ca699b73ae24bc8ef8762f0dbc224f85b6796845d0c17eecd90 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/NLA506200104.
Recording identifiers
- ISRC
- NLA506200104
- Title
- Ein deutsches Requiem, Op. 45: V. Solo Soprano & Chorus. Ihr habt nun Traurigkeit
- Artist
- Johannes Brahms
- CopyrightID (CopyrightChains transaction hash)
0x9564f7f785686ca699b73ae24bc8ef8762f0dbc224f85b6796845d0c17eecd90
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:caf9a2505ecce59c908915dd5e226045f2a1dd3cf4b66f5d0a2bad64175fea35- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506200104
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Ein deutsches Requiem, Op. 45: V. Solo Soprano & Chorus. Ihr habt nun Traurigkeit · Machine-readable JSON-LD