Hungarian Dance No. 5

Recording by Ferdinand Lang & His Orchestra.

Recording identifiers

ISRC
USA371097311
CopyrightID (CopyrightChains transaction hash)
0x29ec576c32587f179285c3561805af12fd7f0f12f6266c845dcac193a85f1d2c
Copyright registration time
2026-07-29T10:55:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T11:07:37Z
Bitcoin block
960095
Canonical record hash
sha256:61fc00a905d6fb5a5068dcee7650b470aa6b48678d5a59f25ae1afc7c8f7c735

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.