Die Fledermaus / Act 3: Champagner hat's verschuldet

Recording by Johann Strauss II.

Recording identifiers

ISRC
DEF066804230
Release date of the album this recording appears on
1968-01-01
CopyrightID (CopyrightChains transaction hash)
0x0e055f1fff37bcf4144e2a7e621ac2526a420a2be603cb4d4f7e01a4ed025f45
Copyright registration time
2026-07-31T12:44:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T13:04:34Z
Bitcoin block
960403
Canonical record hash
sha256:5ca0b4b2a5178519ee69ee2fb865bdff5e1af0f5f4acff9eba20d029b34ccce8

What this proof establishes

This recording was released in 1968, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.