ISRC DEF059803723

Verified recording

DEF059803723 is “Cello Concerto in C, H.VIIb, No.1: 3. Finale (Allegro molto)” by Joseph Haydn, registered on the CopyrightChains blockchain with CopyrightID 0x10ea56ecdd53a3b29a0f7bbc8be06853d37b4f30d80899736e7503f1a95e7756 and independently timestamped in Bitcoin block 959107 on 2026-07-22. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059803723.

Recording identifiers

ISRC
DEF059803723
Title
Cello Concerto in C, H.VIIb, No.1: 3. Finale (Allegro molto)
Artist
Joseph Haydn
CopyrightID (CopyrightChains transaction hash)
0x10ea56ecdd53a3b29a0f7bbc8be06853d37b4f30d80899736e7503f1a95e7756

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-22T07:19:23+00:00
Bitcoin block
959107
Canonical record hash
sha256:dd5e607c2fcb8ee74e871a896a86e5c6c5c4aa1aa4b81488d3aa501ca2ed1177
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059803723
Bitcoin block existence check
https://blockstream.info/api/block/959107

Full record

Track page: Cello Concerto in C, H.VIIb, No.1: 3. Finale (Allegro molto) · Machine-readable JSON-LD