Moonlight Sonata

Recording identifiers

ISRC

US4R30746713

CopyrightID (CopyrightChains transaction hash)

0x4c928cac38497fd5db2c9c92c25d3afb35c26e7f65a625efd84dda124f8a3ca0

Copyright registration time

2026-07-29T15:28:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-29T15:38:18Z

Bitcoin block

960125

Canonical record hash

sha256:ff2c264a85fb91f4c91badcd0958995f40fa9340468ef98f03d8ad33f6b3d4ee

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.