交響曲 第 2番 二短調, 作品 40: 4. Variation 3 (Allegro)

Recording by Sergei Prokofiev.

Recording identifiers

ISRC
JPG201417046
CopyrightID (CopyrightChains transaction hash)
0xd1b86dd2c6e0c35c03d04c284425aef8c210cf925f3f27a90aa1967665bbbbc7
Copyright registration time
2026-07-07T11:34:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:ed5fdcb296f94305cbbba08f937a7c84dd9d2c2bbe1eb72d2dc5bc07b17c02a9

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.