ISRC HKI199515105
Verified recording
HKI199515105 is “Valse triste, Op. 44, No. 1” by Jean Sibelius,
registered on the CopyrightChains blockchain with CopyrightID
0xe9cd43532c25cb38c8aa6f328c5607568facdbf3ec79532325b1b52318b7bdb9 and independently timestamped
in Bitcoin block 960284 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199515105.
Recording identifiers
- ISRC
- HKI199515105
- Title
- Valse triste, Op. 44, No. 1
- Artist
- Jean Sibelius
- CopyrightID (CopyrightChains transaction hash)
0xe9cd43532c25cb38c8aa6f328c5607568facdbf3ec79532325b1b52318b7bdb9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T17:23:26+00:00
- Bitcoin block
- 960284
- Canonical record hash
sha256:b684250ceb343f7086a9a00488f04b08a5a2a29019de987b6edf47579c67e24e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199515105
- Bitcoin block existence check
- https://blockstream.info/api/block/960284
Full record
Track page: Valse triste, Op. 44, No. 1 · Machine-readable JSON-LD