ISRC DEMZ11000099
Verified recording
DEMZ11000099 is “Kaiser-Walzer, Op. 437” by Johann Strauss II,
registered on the CopyrightChains blockchain with CopyrightID
0xe28eddaf03a9fe17821a0361ea621255e77c7db39425742cf2eb94fe511ed1c8 and independently timestamped
in Bitcoin block 956822 on 2026-07-05.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEMZ11000099.
Recording identifiers
- ISRC
- DEMZ11000099
- Title
- Kaiser-Walzer, Op. 437
- Artist
- Johann Strauss II
- CopyrightID (CopyrightChains transaction hash)
0xe28eddaf03a9fe17821a0361ea621255e77c7db39425742cf2eb94fe511ed1c8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-05T18:48:28+00:00
- Bitcoin block
- 956822
- Canonical record hash
sha256:ec5c4282613f92fc5830b976dbb82fe486d647338c1f9e3cd5b67626f49b9f74- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEMZ11000099
- Bitcoin block existence check
- https://blockstream.info/api/block/956822
Full record
Track page: Kaiser-Walzer, Op. 437 · Machine-readable JSON-LD