ISRC HKI190620912
Verified recording
HKI190620912 is “3 Pieces for Solo Clarinet: No. 2. quarter note = 168” by Igor Stravinsky,
registered on the CopyrightChains blockchain with CopyrightID
0x9fdfadf33b990cd294e21f0a1ebc8b92b3bcdc948f4d63522a16aa975f9d4cb2 and independently timestamped
in Bitcoin block 960455 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190620912.
Recording identifiers
- ISRC
- HKI190620912
- Title
- 3 Pieces for Solo Clarinet: No. 2. quarter note = 168
- Artist
- Igor Stravinsky
- CopyrightID (CopyrightChains transaction hash)
0x9fdfadf33b990cd294e21f0a1ebc8b92b3bcdc948f4d63522a16aa975f9d4cb2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:13+00:00
- Bitcoin block
- 960455
- Canonical record hash
sha256:845444321b4974a7415b4cf8cbc9c1c34457ffc6b033aee226f142a2f9117ef4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190620912
- Bitcoin block existence check
- https://blockstream.info/api/block/960455
Full record
Track page: 3 Pieces for Solo Clarinet: No. 2. quarter note = 168 · Machine-readable JSON-LD