ピアノ協奏曲第1番ホ短調作品11 第1楽章 アレグロ・マエストーソ

Recording by Frédéric Chopin.

Recording identifiers

ISRC
JPBV09004901
CopyrightID (CopyrightChains transaction hash)
0xa7b4594becd2a34b792810820a599a9063bb32acec6976146ae6e27097a9e860
Copyright registration time
2026-07-07T18:08:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:39:04Z
Bitcoin block
957122
Canonical record hash
sha256:9568188bfc5ebe9c0e0ed99000ed311f1c1a617422d2b2825753bdc5aee393f4

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.