ピアノ・ソナタ第13番 変ロ長調 K.333(315c) 第1楽章 アレグロ

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
JPN201300520
CopyrightID (CopyrightChains transaction hash)
0x92115ff39175a187c14d88c46615f9ac3708f7a09296864441af2c55a7fe8bd5
Copyright registration time
2026-07-07T17:01:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:d2538264dfeda2625ebd50d22c4b4078b7ad89e71e95e3a3b0f42c232c90e506

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.