Ocean Sunset

Recording by Matthew Mayer.

Recording identifiers

ISRC
USHM20872153
CopyrightID (CopyrightChains transaction hash)
0x078d29aed182cb5c8a088b43f2ec9d29b87ffdde018e25009781ff3331912181
Copyright registration time
2026-06-22T13:35:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:bfbf718c235a71d1bb95661e6a74e2d3bfb6b78b9a377c9de64f03375669aefd

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.