ISRC DEA740412179
Verified recording
DEA740412179 is “4 Preludes, Op. 7: IV. Prelude No. 4 in A minor, VL 188” by Nikolaus Lahusen,
registered on the CopyrightChains blockchain with CopyrightID
0xa49471b44bda75de421eafb4a6068bf156919b2921cabf4becc44d35f775c68d and independently timestamped
in Bitcoin block 960321 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA740412179.
Recording identifiers
- ISRC
- DEA740412179
- Title
- 4 Preludes, Op. 7: IV. Prelude No. 4 in A minor, VL 188
- Artist
- Nikolaus Lahusen
- CopyrightID (CopyrightChains transaction hash)
0xa49471b44bda75de421eafb4a6068bf156919b2921cabf4becc44d35f775c68d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:c39fbf881a215fc8c2245a333f70ee0a6b9f2ab3c42609511ac2d8f9cc61a434- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA740412179
- Bitcoin block existence check
- https://blockstream.info/api/block/960321
Full record
Track page: 4 Preludes, Op. 7: IV. Prelude No. 4 in A minor, VL 188 · Machine-readable JSON-LD