Francesa da Rimini, Op. 25, Prologue: Largo

Recording by Sergei Rachmaninoff.

Recording identifiers

ISRC
GBLWD0709301
CopyrightID (CopyrightChains transaction hash)
0xd26242fb43c8f9567dd80d2fe4149c7f1d3c20305a42ddddc6fa952a2012c435
Copyright registration time
2026-07-31T08:33:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T08:38:45Z
Bitcoin block
960370
Canonical record hash
sha256:7a4f32858e7a8c97900b78857cfdebae5fbb28d07122b8d75bb8b732a85c2a63

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.