Sleeping Beauty, Op. 66, Act I: 6. Waltz

Recording by Pyotr Ilyich Tchaikovsky.

Recording identifiers

ISRC
GBAYC8803961
CopyrightID (CopyrightChains transaction hash)
0xe252c8f63dcc0680c535f812ee2dbd944b1f12e2b755b94d87fb3ca4098eafb2
Copyright registration time
2026-07-06T21:15:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:e161a3f2bb2e9c6ac88fca1b309ca5b4df4092eaa45d5f67a4300259e6242862

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.