Liebesfrued

Recording by Czech Philharmonic String Quartet.

Recording identifiers

ISRC
CZD811239102
CopyrightID (CopyrightChains transaction hash)
0xcafa5af6e17323a2967f937ec2fe627f816b29799933d30f2d4e5b47bf654aa7
Copyright registration time
2026-07-07T16:11:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:5a682c42da620d96db1b5d322d569760d5055ae177db57e353726a465cf89df7

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.