ISRC HKI199938814
Verified recording
HKI199938814 is “Walzer, Op.138, "Schlittschuhlaufer"” by Émile Waldteufel,
registered on the CopyrightChains blockchain with CopyrightID
0x6497d862bf0b07f6984f5db230f9f5aed7dc369961f0cf73673265dec1e46ba7 and independently timestamped
in Bitcoin block 960389 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199938814.
Recording identifiers
- ISRC
- HKI199938814
- Title
- Walzer, Op.138, "Schlittschuhlaufer"
- Artist
- Émile Waldteufel
- CopyrightID (CopyrightChains transaction hash)
0x6497d862bf0b07f6984f5db230f9f5aed7dc369961f0cf73673265dec1e46ba7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T10:20:10+00:00
- Bitcoin block
- 960389
- Canonical record hash
sha256:9a80e538d343b9acb717b9c3407bdcc00a86de0cad372d3911020b8365b641c3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199938814
- Bitcoin block existence check
- https://blockstream.info/api/block/960389
Full record
Track page: Walzer, Op.138, "Schlittschuhlaufer" · Machine-readable JSON-LD