ISRC DEF053602274
Verified recording
DEF053602274 is “Cello Sonata No. 3 in A Major, Op. 69: IV. Allegro vivace” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xf493163963952715591d0ae4507ad0013b5a7f161b825abc56166fb5f98d0d22 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/DEF053602274.
Recording identifiers
- ISRC
- DEF053602274
- Title
- Cello Sonata No. 3 in A Major, Op. 69: IV. Allegro vivace
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xf493163963952715591d0ae4507ad0013b5a7f161b825abc56166fb5f98d0d22
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:3cde800bd670a4c0eae749e726158f7a12072fa12496ff8be1fa27f727c1cac3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF053602274
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Cello Sonata No. 3 in A Major, Op. 69: IV. Allegro vivace · Machine-readable JSON-LD