ISRC FR0W61328617
Verified recording
FR0W61328617 is “Valse No. 5 en la bémol majeur "Grande Valse", Op.42” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x959a8f750b643506216de4f34c3ac50552a4c1e26575095e35608f2a6cd3e9b5 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR0W61328617.
Recording identifiers
- ISRC
- FR0W61328617
- Title
- Valse No. 5 en la bémol majeur "Grande Valse", Op.42
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x959a8f750b643506216de4f34c3ac50552a4c1e26575095e35608f2a6cd3e9b5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:df59158947d77e8d383ff4230bb0f3e50230c7af0a8fb3eed61bfee7164bb8c1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR0W61328617
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Valse No. 5 en la bémol majeur "Grande Valse", Op.42 · Machine-readable JSON-LD