The Land of Smiles: Overture

Recording by Franz Lehár.

Recording identifiers

ISRC
USTE10701419
CopyrightID (CopyrightChains transaction hash)
0x2aa47cae666da49dd9b15ef43f9c2673cbb6aeff54a3d97bcfc5c925f3385759
Copyright registration time
2026-07-07T05:44:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:a7d79b42a6d22b4644b315233a800845b7ab63a23b8adaa13e1815c80710406a

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.