ISRC HKI190040007
Verified recording
HKI190040007 is “Kobiki-Uta for Orchestra” by Kiyoshige Koyama,
registered on the CopyrightChains blockchain with CopyrightID
0xda1586e2e3c55dbed491646021b5a9f25808d8d76ead69a10a8f5eb5e0fd07f4 and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190040007.
Recording identifiers
- ISRC
- HKI190040007
- Title
- Kobiki-Uta for Orchestra
- Artist
- Kiyoshige Koyama
- CopyrightID (CopyrightChains transaction hash)
0xda1586e2e3c55dbed491646021b5a9f25808d8d76ead69a10a8f5eb5e0fd07f4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:6549a813a3ca59b6b47b19353ef595a323b0b89e90b1a149f10dc8efa31ff7c9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190040007
- Bitcoin block existence check
- https://blockstream.info/api/block/960327
Full record
Track page: Kobiki-Uta for Orchestra · Machine-readable JSON-LD