24 Préludes, Op. 28: No. 1, Agitato

Recording by Frédéric Chopin.

Recording identifiers

ISRC
FRZ140717010
CopyrightID (CopyrightChains transaction hash)
0x7a565078904070b1b892a99c9534895572fc712c1e9f7bc3246f893dd4ad9915
Copyright registration time
2026-06-20T03:56:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:03d3b57898257dc59a4d964a1e937b66e848210aff4472d6d7c6f73620b6deec

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.