Sleeping Beauty, Op. 66: V. Waltz

Recording by Pyotr Ilyich Tchaikovsky.

Recording identifiers

ISRC
GBG3H1500129
CopyrightID (CopyrightChains transaction hash)
0x91a46f4fcd47f3594fefaf9d33b05bdf395b7525620c8ffbfd6c7994af5fff1e
Copyright registration time
2026-06-10T18:53:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:53b2a3b710e092717eb687e74d5ff0582e1b9636079f24da6db3a91aaaccc02c

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.