ISRC NOFFM1105220
Verified recording
NOFFM1105220 is “Så kald en vind, munnspill” by Sigmund Groven,
registered on the CopyrightChains blockchain with CopyrightID
0x9e6c75563f06a2d755a9eaac37c2a5699d5e0bdb555a76c0e63b36aa577dcb7f and independently timestamped
in Bitcoin block 960294 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NOFFM1105220.
Recording identifiers
- ISRC
- NOFFM1105220
- Title
- Så kald en vind, munnspill
- Artist
- Sigmund Groven
- CopyrightID (CopyrightChains transaction hash)
0x9e6c75563f06a2d755a9eaac37c2a5699d5e0bdb555a76c0e63b36aa577dcb7f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:46:00+00:00
- Bitcoin block
- 960294
- Canonical record hash
sha256:4b4fe6c8b9583967326bfdc0921897c868f3c767269538eff127f2e68a3000e8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NOFFM1105220
- Bitcoin block existence check
- https://blockstream.info/api/block/960294
Full record
Track page: Så kald en vind, munnspill · Machine-readable JSON-LD