ISRC FRZ141433050
Verified recording
FRZ141433050 is “Piano Concerto No. 11 in F Major, K. 413: II. Larghetto” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x813bfbef566ad1af9319cafad7bc816e63fc6425a94b06497b0d26e778933cd4 and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ141433050.
Recording identifiers
- ISRC
- FRZ141433050
- Title
- Piano Concerto No. 11 in F Major, K. 413: II. Larghetto
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x813bfbef566ad1af9319cafad7bc816e63fc6425a94b06497b0d26e778933cd4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:e256377065c97c9563132f6a31d17cec2674087049683f77d2c13ea634f1a9bd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ141433050
- Bitcoin block existence check
- https://blockstream.info/api/block/960327
Full record
Track page: Piano Concerto No. 11 in F Major, K. 413: II. Larghetto · Machine-readable JSON-LD