ISRC DEF056604110
Verified recording
DEF056604110 is “Kaiserwalzer, Op. 437 - Recorded 1966” by Johann Strauss II,
registered on the CopyrightChains blockchain with CopyrightID
0x3a17228acfb19bcb7f33fad0c07690278ac4c05f49148eb9ddb66cd1e07f5399 and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056604110.
Recording identifiers
- ISRC
- DEF056604110
- Title
- Kaiserwalzer, Op. 437 - Recorded 1966
- Artist
- Johann Strauss II
- CopyrightID (CopyrightChains transaction hash)
0x3a17228acfb19bcb7f33fad0c07690278ac4c05f49148eb9ddb66cd1e07f5399
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:3e3d80b7c3459a9324bd8aa8048672de47b833dcf46061d8fa67219ded3e2f31- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056604110
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Kaiserwalzer, Op. 437 - Recorded 1966 · Machine-readable JSON-LD