ISRC HKI199612301
Verified recording
HKI199612301 is “Cello Concerto in D Major, Badley D3: I. Allegro moderato” by Leopold Hofmann,
registered on the CopyrightChains blockchain with CopyrightID
0x1b2f78df9b1b0c080ae6e5b3b6456ba3b3d5627f6abf083b9c8dbe4c7c3b2a8b and independently timestamped
in Bitcoin block 960340 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199612301.
Recording identifiers
- ISRC
- HKI199612301
- Title
- Cello Concerto in D Major, Badley D3: I. Allegro moderato
- Artist
- Leopold Hofmann
- CopyrightID (CopyrightChains transaction hash)
0x1b2f78df9b1b0c080ae6e5b3b6456ba3b3d5627f6abf083b9c8dbe4c7c3b2a8b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T03:15:04+00:00
- Bitcoin block
- 960340
- Canonical record hash
sha256:79a318cd0c48c12b1dd03994dcbeda2f9b55ff70567258ae923beb262a65c808- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199612301
- Bitcoin block existence check
- https://blockstream.info/api/block/960340
Full record
Track page: Cello Concerto in D Major, Badley D3: I. Allegro moderato · Machine-readable JSON-LD