ISRC DEC628700637

Verified recording

DEC628700637 is “Zar und Zimmermann - Komische Oper in drei Aufzügen: Ouvertüre” by Albert Lortzing, registered on the CopyrightChains blockchain with CopyrightID 0x7191e2bd98907e68abfb55a8f263b7e82edb4844c0981423600d418a54a0d678 and independently timestamped in Bitcoin block 957055 on 2026-07-07. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEC628700637.

Recording identifiers

ISRC
DEC628700637
Title
Zar und Zimmermann - Komische Oper in drei Aufzügen: Ouvertüre
Artist
Albert Lortzing
CopyrightID (CopyrightChains transaction hash)
0x7191e2bd98907e68abfb55a8f263b7e82edb4844c0981423600d418a54a0d678

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-07T15:12:44+00:00
Bitcoin block
957055
Canonical record hash
sha256:be799b3bf7f657643e120761dc31da9ee3e0a5f7ba580ef077c6b6af82d75503
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEC628700637
Bitcoin block existence check
https://blockstream.info/api/block/957055

Full record

Track page: Zar und Zimmermann - Komische Oper in drei Aufzügen: Ouvertüre · Machine-readable JSON-LD