Chant Sans Paroles. Op. 2, No. 3 - Duo-Art 7154

Recording by Pyotr Ilyich Tchaikovsky.

Recording identifiers

ISRC
DEPI82439073
CopyrightID (CopyrightChains transaction hash)
0x446208c1f32be0aaa2d2c1171589b7759d70107f54a11a3683a8f23ca1c9394b
Copyright registration time
2026-07-04T08:34:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:e38df2071ae9fe6fff2a064634318782a6f8166f7c44bdd5cf8bb70736c03a49

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.