Piano Quintet, V

Recording by Alfred Schnittke.

Recording identifiers

ISRC
SEAEF9247050
CopyrightID (CopyrightChains transaction hash)
0xdab76c92e6bd07de0e58e7aa4d65f2af3f040fce3dc664a67ccbf34478326fc1
Copyright registration time
2026-06-20T04:44:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:624ef7a0fb11d9bfcceb72d464c1f6f8f4c6ad20d8b0bfa3a5f977375dc41473

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.