ISRC HKI199615907
Verified recording
HKI199615907 is “Concerto For Flute And Harp In C Major, K. 299: Concerto For Flute And Harp In C Major, K. 299: II. Andantino” by Jiří Válek,
registered on the CopyrightChains blockchain with CopyrightID
0xe849828a93f4f2ebd5d1f7b35a20f07bb363b83f4fbab3da7b498f5da15f76cf and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199615907.
Recording identifiers
- ISRC
- HKI199615907
- Title
- Concerto For Flute And Harp In C Major, K. 299: Concerto For Flute And Harp In C Major, K. 299: II. Andantino
- Artist
- Jiří Válek
- CopyrightID (CopyrightChains transaction hash)
0xe849828a93f4f2ebd5d1f7b35a20f07bb363b83f4fbab3da7b498f5da15f76cf
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:238e88d87291a69d05fc2ecda7b326d8f36cddcb894ecf3dd19e257a7a0f61e0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199615907
- Bitcoin block existence check
- https://blockstream.info/api/block/960273
Full record
Track page: Concerto For Flute And Harp In C Major, K. 299: Concerto For Flute And Harp In C Major, K. 299: II. Andantino · Machine-readable JSON-LD