ISRC FRZ396600740
Verified recording
FRZ396600740 is “Cello Sonata No. 4 in C major, Op. 102 No. 1: 1a. Andante” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xfad81c1c10860308d854403af7b8a7b82e89357626e7133682ae098f0f38e5e0 and independently timestamped
in Bitcoin block 957145 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ396600740.
Recording identifiers
- ISRC
- FRZ396600740
- Title
- Cello Sonata No. 4 in C major, Op. 102 No. 1: 1a. Andante
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xfad81c1c10860308d854403af7b8a7b82e89357626e7133682ae098f0f38e5e0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T08:56:20+00:00
- Bitcoin block
- 957145
- Canonical record hash
sha256:6db3e432aefb6e933d201feba6fe159553c39db39d0557b759ba2319926ccb45- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ396600740
- Bitcoin block existence check
- https://blockstream.info/api/block/957145
Full record
Track page: Cello Sonata No. 4 in C major, Op. 102 No. 1: 1a. Andante · Machine-readable JSON-LD