ISRC FRZ139702201
Verified recording
FRZ139702201 is “Quatuor Op. 12 en mi bémol majeur: Adagio non troppo, Allegro non tardante” by Felix Mendelssohn,
registered on the CopyrightChains blockchain with CopyrightID
0xc4a0ba18fb488e3d50517dde243653454945155dbc14c4cff87af2c1afa1f448 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/FRZ139702201.
Recording identifiers
- ISRC
- FRZ139702201
- Title
- Quatuor Op. 12 en mi bémol majeur: Adagio non troppo, Allegro non tardante
- Artist
- Felix Mendelssohn
- CopyrightID (CopyrightChains transaction hash)
0xc4a0ba18fb488e3d50517dde243653454945155dbc14c4cff87af2c1afa1f448
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:241b7231790bf0e056cf5ceab9acfe03c2c67b2f9437107324b033e2f0f4f1d0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ139702201
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Quatuor Op. 12 en mi bémol majeur: Adagio non troppo, Allegro non tardante · Machine-readable JSON-LD