Brazil Medley

Recording by Ronald Douglas.

Recording identifiers

ISRC
NLSH72500221
CopyrightID (CopyrightChains transaction hash)
0xddd3204a45a77e4a9634a60c25940d2ccd6531fb78fd401996f0bdfa27b0bce4
Copyright registration time
2026-07-07T18:48:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:4dca9a4c643851f84bca8449b856f3a43991e3ed11f18082570b8f6414a4d266

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.