No. 1, Molto vivace "Minute"

Recording by Frédéric Chopin.

Recording identifiers

ISRC
HKI199234706
CopyrightID (CopyrightChains transaction hash)
0x03354bf2d235e3ee3c0f7a8a83cd393317658a623e56a175b0478fbcf19a9109
Copyright registration time
2026-06-20T18:57:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:ba7b498e27157ca10091a540ff266f89f567d3234dfd1bdf29da38aebdf0227d

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.