バレエ音楽「くるみ割り人形」 第14曲:パ・ド・ドゥ a・イントラーダ

Recording by Pyotr Ilyich Tchaikovsky.

Recording identifiers

ISRC
JPKI00816330
CopyrightID (CopyrightChains transaction hash)
0x68bc74cd2edd1d3ce969c1c1accbb9ef1258301799b6951d35545d7b4d595c25
Copyright registration time
2026-07-31T17:17:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T17:29:52Z
Bitcoin block
960441
Canonical record hash
sha256:e76ff116a0c2d20ed9b6d8b2947f2436190f45c4b58ceae6cfdb5ae2220b649e

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.