12 Morceaux, Op. 40: No. 2. Chanson triste in G Minor

Recording by Pyotr Ilyich Tchaikovsky.

Recording identifiers

ISRC
HKI199318113
CopyrightID (CopyrightChains transaction hash)
0x632398ff8011be6b68a7adfb0b568674bcd052feed56eb97c03d9cba8f69db87
Copyright registration time
2026-07-03T02:43:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:2ee5d680b725e47be85a6186ef5119ace0fb4cc978a4b2734975a6eeaf7e6022

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.