ISRC FRZ141426140
Verified recording
FRZ141426140 is “F-A-E Sonata "Frei aber einsam": IV. Finale "Markiertes, ziemlich lebhaftes Tempo"” by Robert Schumann,
registered on the CopyrightChains blockchain with CopyrightID
0x3385bebbe279652e67a3d9a43aa373e5c0ec73ba9ecfcffa9af6c70ef73818b5 and independently timestamped
in Bitcoin block 960291 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ141426140.
Recording identifiers
- ISRC
- FRZ141426140
- Title
- F-A-E Sonata "Frei aber einsam": IV. Finale "Markiertes, ziemlich lebhaftes Tempo"
- Artist
- Robert Schumann
- CopyrightID (CopyrightChains transaction hash)
0x3385bebbe279652e67a3d9a43aa373e5c0ec73ba9ecfcffa9af6c70ef73818b5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:23:33+00:00
- Bitcoin block
- 960291
- Canonical record hash
sha256:9a162bc5f7437153cfbe9ce8f8ce0565070070eeb90ea64c80ebb13a6f3b0c53- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ141426140
- Bitcoin block existence check
- https://blockstream.info/api/block/960291
Full record
Track page: F-A-E Sonata "Frei aber einsam": IV. Finale "Markiertes, ziemlich lebhaftes Tempo" · Machine-readable JSON-LD