ISRC HKI199318504
Verified recording
HKI199318504 is “No. 4, Nocturne (Version for Cello & Orchestra)” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x308efd966fe6483bc9b62792dbd512ace8da93e0ba487f2f68d7cb925a72fc12 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199318504.
Recording identifiers
- ISRC
- HKI199318504
- Title
- No. 4, Nocturne (Version for Cello & Orchestra)
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x308efd966fe6483bc9b62792dbd512ace8da93e0ba487f2f68d7cb925a72fc12
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:bf7e260d20e17deb9849ecd7ea06409a1b20bb1036630f5df36df4327f76f301- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199318504
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: No. 4, Nocturne (Version for Cello & Orchestra) · Machine-readable JSON-LD