ISRC FRZ131711100
Verified recording
FRZ131711100 is “String Quartet No. 14 in C-Sharp Minor, Op. 131: VI. Adagio quasi un poco andante” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x853bddfde9bfcd3f23317dcc2a10d36ff14cdebcbe54505b8330512a56a67147 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/FRZ131711100.
Recording identifiers
- ISRC
- FRZ131711100
- Title
- String Quartet No. 14 in C-Sharp Minor, Op. 131: VI. Adagio quasi un poco andante
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x853bddfde9bfcd3f23317dcc2a10d36ff14cdebcbe54505b8330512a56a67147
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:94dbb74945e7a4f8e70237de3d48ffc4447045aaab0d5080b0f7fca910a1f37e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131711100
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: String Quartet No. 14 in C-Sharp Minor, Op. 131: VI. Adagio quasi un poco andante · Machine-readable JSON-LD