Souvenir d'un lieu cher, Op. 42

Recording by Pyotr Ilyich Tchaikovsky.

Recording identifiers

ISRC
KRUM71700042
CopyrightID (CopyrightChains transaction hash)
0x9b8f00e7e6cd365b96bcd549fdeb9c1ac8efc98c5b87d432016f90da49d140b3
Copyright registration time
2026-07-07T16:48:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:601621e418e8200c8b0b721c81b571e146548f5b9e9c456b44c1f89836fdf623

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.