ISRC HKI199194212
Verified recording
HKI199194212 is “Fruhlingsstimmen (Voices of Spring), Op. 410” by Johann Strauss II,
registered on the CopyrightChains blockchain with CopyrightID
0x5570cc8c59510e2d7451d3f5f0d0fe3ab60acfefbf720362b32c4b40817c52d6 and independently timestamped
in Bitcoin block 960403 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199194212.
Recording identifiers
- ISRC
- HKI199194212
- Title
- Fruhlingsstimmen (Voices of Spring), Op. 410
- Artist
- Johann Strauss II
- CopyrightID (CopyrightChains transaction hash)
0x5570cc8c59510e2d7451d3f5f0d0fe3ab60acfefbf720362b32c4b40817c52d6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:04:34+00:00
- Bitcoin block
- 960403
- Canonical record hash
sha256:2f6651295065504580c821e6c43189a706ff14996b5a78614d804d1815b47c37- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199194212
- Bitcoin block existence check
- https://blockstream.info/api/block/960403
Full record
Track page: Fruhlingsstimmen (Voices of Spring), Op. 410 · Machine-readable JSON-LD