ISRC HKI191201223
Verified recording
HKI191201223 is “Studio per il pianoforte, Book 1, Op. 30: No. 23 in A Major” by Johann Baptist Cramer,
registered on the CopyrightChains blockchain with CopyrightID
0x8925335c4c6725518ec08b53a6572da38313f965e88320ba7c9b03ba6a224e06 and independently timestamped
in Bitcoin block 960317 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191201223.
Recording identifiers
- ISRC
- HKI191201223
- Title
- Studio per il pianoforte, Book 1, Op. 30: No. 23 in A Major
- Artist
- Johann Baptist Cramer
- CopyrightID (CopyrightChains transaction hash)
0x8925335c4c6725518ec08b53a6572da38313f965e88320ba7c9b03ba6a224e06
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T21:35:24+00:00
- Bitcoin block
- 960317
- Canonical record hash
sha256:759deac4aa3497eeea915cd65e0411958432e4dec35111a33ffa4230e4af98fc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191201223
- Bitcoin block existence check
- https://blockstream.info/api/block/960317
Full record
Track page: Studio per il pianoforte, Book 1, Op. 30: No. 23 in A Major · Machine-readable JSON-LD