10 Preludes, Op. 23: No. 5 In G Minor

Recording by Sergei Rachmaninoff.

Recording identifiers

ISRC
DEN961202270
CopyrightID (CopyrightChains transaction hash)
0x1f1c649bcb007c3c137463c818c17e2b602cb45d8f456a782fa9b9706067b415
Copyright registration time
2026-07-07T22:14:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:fc3d19032a1907e4c48cffd3531235727c6e0a32a46199659973e18093eccddb

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.