Ruby's Theme

Recording by Marius de Vries.

Recording identifiers

ISRC
USUG12103743
CopyrightID (CopyrightChains transaction hash)
0x02cb18dba7dd137b30dabadbd6ebc0c7bb13844e76112706d609289f8abb955a
Copyright registration time
2026-06-10T06:29:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:767b0b02742716c5eb889bc8c949f1479a78c514ef610cd8ba02fac4b9c6c3c8

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.