ISRC FRZ130818011
Verified recording
FRZ130818011 is “Violin Sonata No. 9, Op. 47 "Kreutzer": II. Andante con variazioni” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x7e1fbf0b38b0d9a0bc369f15ef3024694e2d298f0c558e2d4aa03c188a94ff90 and independently timestamped
in Bitcoin block 957073 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ130818011.
Recording identifiers
- ISRC
- FRZ130818011
- Title
- Violin Sonata No. 9, Op. 47 "Kreutzer": II. Andante con variazioni
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x7e1fbf0b38b0d9a0bc369f15ef3024694e2d298f0c558e2d4aa03c188a94ff90
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T18:39:05+00:00
- Bitcoin block
- 957073
- Canonical record hash
sha256:e15885f79e2e2db6dccf66f900b8513476ab7876fd09a04c57b2fc3b15cae66d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ130818011
- Bitcoin block existence check
- https://blockstream.info/api/block/957073
Full record
Track page: Violin Sonata No. 9, Op. 47 "Kreutzer": II. Andante con variazioni · Machine-readable JSON-LD