ISRC DEF056630904
Verified recording
DEF056630904 is “Zar und Zimmermann, LoWV 38: "O sancta justitia!"” by Albert Lortzing,
registered on the CopyrightChains blockchain with CopyrightID
0xe058e216a917c6206a3d32e38b98d46ee9526fca013ea9dee90928e7d6688b50 and independently timestamped
in Bitcoin block 960422 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056630904.
Recording identifiers
- ISRC
- DEF056630904
- Title
- Zar und Zimmermann, LoWV 38: "O sancta justitia!"
- Artist
- Albert Lortzing
- CopyrightID (CopyrightChains transaction hash)
0xe058e216a917c6206a3d32e38b98d46ee9526fca013ea9dee90928e7d6688b50
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:27:29+00:00
- Bitcoin block
- 960422
- Canonical record hash
sha256:576bdce64746d152799f08ab93b9b429066fb450ff41e5a59baa80f1a2b0609c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056630904
- Bitcoin block existence check
- https://blockstream.info/api/block/960422
Full record
Track page: Zar und Zimmermann, LoWV 38: "O sancta justitia!" · Machine-readable JSON-LD