Piano Concerto No. 4, Op. 53: I. Vivace

Recording by Sergei Prokofiev.

Recording identifiers

ISRC
GBLWD1401101
CopyrightID (CopyrightChains transaction hash)
0xb1833357bba958f547aaa699ee6002fd52f407cc0f3f0fab333a56e6958b48f0
Copyright registration time
2026-07-06T23:22:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:a03861a18e891cade9ab7fd08a81557a2f4ca637c41341d756d70619f9dd7a71

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.