6 Morceaux, Op. 19, TH 133: 6. Thème original et variations. Variation 5

Recording by Pyotr Ilyich Tchaikovsky.

Recording identifiers

ISRC
GBBBA1800285
CopyrightID (CopyrightChains transaction hash)
0x48cb190a010c6fedc56a585c6f015bb1df520ca45f1a53dc480bc8ca64447686
Copyright registration time
2026-06-18T11:14:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:2989fa1bf5ab0e239a284190a3a50739057207dd8e7d79a7f96c79318b3ad2a8

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.