ISRC FRZ209311133
Verified recording
FRZ209311133 is “Mozart: Horn Concerto No. 4 in E-Flat Major, K. 495: II. Romance. Andante cantabile” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xadc0b1936a9933b52afedaff8aa34034a0945027964b42868a3e8403ca4c9ee6 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209311133.
Recording identifiers
- ISRC
- FRZ209311133
- Title
- Mozart: Horn Concerto No. 4 in E-Flat Major, K. 495: II. Romance. Andante cantabile
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xadc0b1936a9933b52afedaff8aa34034a0945027964b42868a3e8403ca4c9ee6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:5c4b93c6517d5ef71cc6339eea0134a6c41702873c0ed5f4eb7bf5149fdcc4bc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209311133
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Mozart: Horn Concerto No. 4 in E-Flat Major, K. 495: II. Romance. Andante cantabile · Machine-readable JSON-LD