The Nutcracker Suite, Op. 71a, TH 35 (Arr. A.S. Arensky): No. 2d, Le thé

Recording by Pyotr Ilyich Tchaikovsky.

Recording identifiers

ISRC
NLE421503810
CopyrightID (CopyrightChains transaction hash)
0x74579d215a3e29bded5877e2c35f401b56e926e125e9b4cd9c3795a33fedcc12
Copyright registration time
2026-07-06T10:11:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T16:54:37Z
Bitcoin block
957067
Canonical record hash
sha256:58965f8f2a56b42b63c52ca2c84cbe662835fd865f52e0e05aaacfe24b7e4e7d

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.