ISRC FRZ141322020
Verified recording
FRZ141322020 is “String Quartet No. 14 in G Major, K. 387 "Spring": II. Menuetto (Allegretto) - Trio” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xb806a9016d397eae6907d697462a6888efe025d6e6308be12a64f704cce551e5 and independently timestamped
in Bitcoin block 960117 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ141322020.
Recording identifiers
- ISRC
- FRZ141322020
- Title
- String Quartet No. 14 in G Major, K. 387 "Spring": II. Menuetto (Allegretto) - Trio
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xb806a9016d397eae6907d697462a6888efe025d6e6308be12a64f704cce551e5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T14:28:24+00:00
- Bitcoin block
- 960117
- Canonical record hash
sha256:5e67cdc84333f46aadb34412b7bc1be6c009feeaeada55d41bb9d0e658359bd0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ141322020
- Bitcoin block existence check
- https://blockstream.info/api/block/960117
Full record
Track page: String Quartet No. 14 in G Major, K. 387 "Spring": II. Menuetto (Allegretto) - Trio · Machine-readable JSON-LD