ISRC DEF053602272

Verified recording

DEF053602272 is “Cello Sonata No. 3 in A Major, Op. 69: II. Scherzo. Allegro molto” by Ludwig van Beethoven, registered on the CopyrightChains blockchain with CopyrightID 0xe1f8ec4f62a11938d4940d13d831d2a77264651f4755dc1101d1b0af2979d612 and independently timestamped in Bitcoin block 960303 on 2026-07-30. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF053602272.

Recording identifiers

ISRC
DEF053602272
Title
Cello Sonata No. 3 in A Major, Op. 69: II. Scherzo. Allegro molto
Artist
Ludwig van Beethoven
CopyrightID (CopyrightChains transaction hash)
0xe1f8ec4f62a11938d4940d13d831d2a77264651f4755dc1101d1b0af2979d612

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-30T20:11:13+00:00
Bitcoin block
960303
Canonical record hash
sha256:8baf9a91322115a9c1c0258570a0832b3b2f5496165fd24c293a543d589ba9a5
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF053602272
Bitcoin block existence check
https://blockstream.info/api/block/960303

Full record

Track page: Cello Sonata No. 3 in A Major, Op. 69: II. Scherzo. Allegro molto · Machine-readable JSON-LD