ISRC DEF056630910
Verified recording
DEF056630910 is “Zar und Zimmermann, LoWV 38 / Act 3: Ballett (Holzschuhtanz)” by Albert Lortzing,
registered on the CopyrightChains blockchain with CopyrightID
0xcf9fd865220f3dc1e53119005d7b1661bae32668b0a3c482527a32a2716edc44 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056630910.
Recording identifiers
- ISRC
- DEF056630910
- Title
- Zar und Zimmermann, LoWV 38 / Act 3: Ballett (Holzschuhtanz)
- Artist
- Albert Lortzing
- CopyrightID (CopyrightChains transaction hash)
0xcf9fd865220f3dc1e53119005d7b1661bae32668b0a3c482527a32a2716edc44
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:27becc606660749f0f13ef781f85d5f28e1ac605cebbaad00f468d56d76f1585- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056630910
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Zar und Zimmermann, LoWV 38 / Act 3: Ballett (Holzschuhtanz) · Machine-readable JSON-LD