The Sleeping Beauty, Op. 66, TH.13 / Act 1: 6. Valse

Recording by Pyotr Ilyich Tchaikovsky.

Recording identifiers

ISRC
GBBBA5270606
CopyrightID (CopyrightChains transaction hash)
0x7d5060823ce71d767ce286426046838bb3f68ba818051a1e25f38d983eaa9703
Copyright registration time
2026-07-30T16:57:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T17:23:26Z
Bitcoin block
960284
Canonical record hash
sha256:e273c4ee4a6b55298759bfa918bbc5398bece83f1cd60a72e0871ed388f06cc5

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.