24 Preludes, Op. 28: No. 19 in E Flat Major. Vivace

Recording by Frédéric Chopin.

Recording identifiers

ISRC
DEN962131019
CopyrightID (CopyrightChains transaction hash)
0x820560b46099c6a8723f3e5df736dda20d8d4bd808eccc170911521bcc8807d3
Copyright registration time
2026-07-06T08:44:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T14:04:01Z
Bitcoin block
957046
Canonical record hash
sha256:c8f7e6ea22709a5925c0e313821aa3d0a6e8144b50451691e2940bfc506fe64b

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.