ISRC FRZ141322010
Verified recording
FRZ141322010 is “String Quartet No. 14 in G Major, K. 387 "Spring": I. Allegro - Vivace assai” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xedd6cc1713aeed7183d741251f935174bb85decc58fa5ed4c6b23b69d15ca201 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ141322010.
Recording identifiers
- ISRC
- FRZ141322010
- Title
- String Quartet No. 14 in G Major, K. 387 "Spring": I. Allegro - Vivace assai
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xedd6cc1713aeed7183d741251f935174bb85decc58fa5ed4c6b23b69d15ca201
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:39c742156638389650743ab6bb8a66b1be1579491a52f39e0d11ac834c09b859- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ141322010
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: String Quartet No. 14 in G Major, K. 387 "Spring": I. Allegro - Vivace assai · Machine-readable JSON-LD