No. 5 in G Major. Moderato

Recording by Sergei Rachmaninoff.

Recording identifiers

ISRC
HKI199288805
CopyrightID (CopyrightChains transaction hash)
0x0c2583d4a1b7fc00547f291e447ed8c1fb59636e79463b42cab25b6114454e2f
Copyright registration time
2026-06-18T11:11:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:5e5a6bf3049708fa29367cda1d1c0789e6d8921b893870ba13a5c4efaf8ea87d

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.