ISRC CAJ722485101
Verified recording
CAJ722485101 is “Concerto For Cello No. 1 In C Major, Hob. VIIb:1: I. Moderato” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x9693f9c81a2855ac240849a772fa27256140070d74f66883518d73c8bc5bbdaa and independently timestamped
in Bitcoin block 960468 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAJ722485101.
Recording identifiers
- ISRC
- CAJ722485101
- Title
- Concerto For Cello No. 1 In C Major, Hob. VIIb:1: I. Moderato
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x9693f9c81a2855ac240849a772fa27256140070d74f66883518d73c8bc5bbdaa
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T21:25:57+00:00
- Bitcoin block
- 960468
- Canonical record hash
sha256:9431b38deef9199199d90bbd5d81850244603562e0dac3964afc68c7168939cb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAJ722485101
- Bitcoin block existence check
- https://blockstream.info/api/block/960468
Full record
Track page: Concerto For Cello No. 1 In C Major, Hob. VIIb:1: I. Moderato · Machine-readable JSON-LD