ISRC SEWDL6018037
Verified recording
SEWDL6018037 is “Nocturne No. 20 in C-Sharp Minor, Op. Posth.: Lento con gran espressione” by Henrik Måwe,
registered on the CopyrightChains blockchain with CopyrightID
0x653eda467800267898d6b5a83d00a8131393763e2d2566c726520a50d37759e0 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/SEWDL6018037.
Recording identifiers
- ISRC
- SEWDL6018037
- Title
- Nocturne No. 20 in C-Sharp Minor, Op. Posth.: Lento con gran espressione
- Artist
- Henrik Måwe
- CopyrightID (CopyrightChains transaction hash)
0x653eda467800267898d6b5a83d00a8131393763e2d2566c726520a50d37759e0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:c5a7659d5c31d96fa10b35b058361604a2c779c80f0652ac9ceff7c0669501db- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL6018037
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Nocturne No. 20 in C-Sharp Minor, Op. Posth.: Lento con gran espressione · Machine-readable JSON-LD