ISRC DEF059404931
Verified recording
DEF059404931 is “String Quartet No. 7 in F Major, Op. 59, No. 1 "Rasumovsky": I. Allegro” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x3b737583ce6d7f953e20a4ba8764c392cd4f1bfcfec12e3ab11939dfa319fe5b and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059404931.
Recording identifiers
- ISRC
- DEF059404931
- Title
- String Quartet No. 7 in F Major, Op. 59, No. 1 "Rasumovsky": I. Allegro
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x3b737583ce6d7f953e20a4ba8764c392cd4f1bfcfec12e3ab11939dfa319fe5b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:234c63e0e313dca31dd24f1e27c43e7c3e03fe89260c06ff588c33fcbb3e7e36- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059404931
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: String Quartet No. 7 in F Major, Op. 59, No. 1 "Rasumovsky": I. Allegro · Machine-readable JSON-LD