柴可夫斯基：胡桃鉗組曲 – 進行曲(風聲、蟲鳴、鳥鳴)

Recording identifiers

ISRC

TWAA72400146

CopyrightID (CopyrightChains transaction hash)

0xa474bc35ea02410b36e31cea9f3a58f40df61df575c24cee1af3418a0bbeb36c

Copyright registration time

2026-06-19T19:37:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-02T03:30:09Z

Bitcoin block

956302

Canonical record hash

sha256:51321826156765dca7b85ea0a023571394521bad52f7d01f8f1447bea5529424

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.