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

Recording by Sergei Prokofiev.

Recording identifiers

ISRC
JPG201417045
CopyrightID (CopyrightChains transaction hash)
0xeb8099c68a9cfcb61e41e7a5b80e61c6a7f4c719efb2b7dab04f18eeb82034e7
Copyright registration time
2026-07-07T07:51:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:91b3781d264802d01237e0789a51c018b145d7f8d727c4b0dc7ed3bac9d845d4

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.