ISRC NOFCU8203120
Verified recording
NOFCU8203120 is “Det Er Sommer, Det Er Sol og Det Er Søndag” by Arve Opsahl,
registered on the CopyrightChains blockchain with CopyrightID
0x2e987d93dc0f8361baa1eac600ff6ecef558a72e9f1593eeb931308ed4f97714 and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NOFCU8203120.
Recording identifiers
- ISRC
- NOFCU8203120
- Title
- Det Er Sommer, Det Er Sol og Det Er Søndag
- Artist
- Arve Opsahl
- CopyrightID (CopyrightChains transaction hash)
0x2e987d93dc0f8361baa1eac600ff6ecef558a72e9f1593eeb931308ed4f97714
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:e5ce3942cbdeb02ccd3c04c72dd9cbc54221db912eee2462a72885d06cf04c38- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NOFCU8203120
- Bitcoin block existence check
- https://blockstream.info/api/block/960418
Full record
Track page: Det Er Sommer, Det Er Sol og Det Er Søndag · Machine-readable JSON-LD