ISRC HKI199718301
Verified recording
HKI199718301 is “Piano Concerto No. 2 in A-Flat Major, H. 31: I. Allegro moderato” by John Field,
registered on the CopyrightChains blockchain with CopyrightID
0xad34ba8d5702ebb76d4921202204a44f43fb1c88be34fa56ac6458eacf944cdd and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199718301.
Recording identifiers
- ISRC
- HKI199718301
- Title
- Piano Concerto No. 2 in A-Flat Major, H. 31: I. Allegro moderato
- Artist
- John Field
- CopyrightID (CopyrightChains transaction hash)
0xad34ba8d5702ebb76d4921202204a44f43fb1c88be34fa56ac6458eacf944cdd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:a5d338d5df666d983ff87746319b532993a04b2abe65f5c1071b20a87e8401d8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199718301
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Piano Concerto No. 2 in A-Flat Major, H. 31: I. Allegro moderato · Machine-readable JSON-LD