The Nutcracker Suite: Russian Dance

Recording by Pyotr Ilyich Tchaikovsky.

Recording identifiers

ISRC
USBC10001228
CopyrightID (CopyrightChains transaction hash)
0x174d53f7b81bd8ebfdf64165e62c3f84f2c4db93e2d5bd91c150e272bb3d254b
Copyright registration time
2026-06-27T05:32:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:c11ab7106812a454099c67b19225aae2fe0fed587ee73a455b67d808f034bb18

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.