La Le Lu

Recording by Heinz Rühmann.

Recording identifiers

ISRC
DEBL61254743
CopyrightID (CopyrightChains transaction hash)
0x1e9ff9850fafd2c210f20bf94432f9f3f18a19d9d1c2ac65a31df062cf7457ca
Copyright registration time
2026-06-04T12:03:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:e846a9a43d2e4ce1a1a6e2eb52c6fd136983270bc60f4e2f850907d192a524dd

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.