Francesca da Rimini, Op. 25: Scene II: Moderato

Recording by Sergei Rachmaninoff.

Recording identifiers

ISRC
HKI190574520
CopyrightID (CopyrightChains transaction hash)
0x7b2902ee7a9d370193404dfe02c725df6ca982f1f6a53fd769b1b51e90c6ccdd
Copyright registration time
2026-06-06T06:04:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:c77915dbb67a7c0e1e79046eede4b371748e299c4ba90dfc55df9571f0a5e473

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.