ISRC FR7JM2167100
Verified recording
FR7JM2167100 is “Hinsta kveðja for Strings, Op. 53” by Jón Leifs,
registered on the CopyrightChains blockchain with CopyrightID
0x389d4500af30b4c4347d3d46201217c81df214cdcbe511964811e5ca17b4e824 and independently timestamped
in Bitcoin block 960223 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM2167100.
Recording identifiers
- ISRC
- FR7JM2167100
- Title
- Hinsta kveðja for Strings, Op. 53
- Artist
- Jón Leifs
- CopyrightID (CopyrightChains transaction hash)
0x389d4500af30b4c4347d3d46201217c81df214cdcbe511964811e5ca17b4e824
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:51:46+00:00
- Bitcoin block
- 960223
- Canonical record hash
sha256:6448f13e30ffb7b88c87b4489ccc835d2839ebb5d83f877b0725034b90caf409- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM2167100
- Bitcoin block existence check
- https://blockstream.info/api/block/960223
Full record
Track page: Hinsta kveðja for Strings, Op. 53 · Machine-readable JSON-LD