Gold und Silber, Op. 79

Recording by Franz Lehár.

Recording identifiers

ISRC
NLA508025304
CopyrightID (CopyrightChains transaction hash)
0xfe94f9350745bb73e153bdbbab9a2a46172635c27fdb37070966394113b32b17
Copyright registration time
2026-06-21T05:09:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:62a5b3285a5d8a5668a1ca9fedfb2b5312221d9ebc1f9cb42122083a40db83ec

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. 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.