Violin Concerto: III. Intermezzo. Presto fluido

Recording by György Ligeti.

Recording identifiers

ISRC
FR4KC2402003
CopyrightID (CopyrightChains transaction hash)
0x30329208cf6c8f060e5c3debe7ae4706c046420f7ff76e5b7d26fa22faa83bcb
Copyright registration time
2026-07-22T17:04:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-22T17:48:40Z
Bitcoin block
959159
Canonical record hash
sha256:b3e309a981657e4e10525b7605ffe2883e4183dfea37e94aa96270f96a7b0fee

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.