The Nutcracker, Op. 71/TH14: Act I: Evergreen Forest in Winter

Recording by Pyotr Ilyich Tchaikovsky.

Recording identifiers

ISRC
DEE862201920
CopyrightID (CopyrightChains transaction hash)
0xa664f091fab4a84661d7ce0b1f58258fdef15a4e8310ea3a956a17e0e862a4aa
Copyright registration time
2026-06-26T21:54:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:d4a6d5d9517b8e77a836248abfa4ea12b9ff7b19b2920d15a5dd602195747ba4

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.