ピアノ協奏曲 第1番 ホ短調 弦楽四重奏とソロ・ピアノのための: ピアノ協奏曲第1番（弦楽四重奏版）第3楽章:ロンド

Recording identifiers

ISRC

JPPO00756370

CopyrightID (CopyrightChains transaction hash)

0x11f886c08539c25e9b80d6d19a9c69a056c8d5a9745426597f6d57a429989b32

Copyright registration time

2026-07-06T21:09:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-08T03:20:19Z

Bitcoin block

957118

Canonical record hash

sha256:bd27e8e9d2942264c9e8e15b198bb3c44cd551589f113fef1058c0f8e341220d

• 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.