Halfmoon

Recording by William Ellwood.

Recording identifiers

ISRC
USNA19514408
CopyrightID (CopyrightChains transaction hash)
0x374491d66e0e77db42e35bd5d219318512ed17304cbb306c24dfb50bc7446a54
Copyright registration time
2026-07-30T14:55:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T15:42:38Z
Bitcoin block
960273
Canonical record hash
sha256:3eb9af1b9e0ca8ed94f2d2ef1a51399eab9a0d9c31771b53054315d4e4583a0e

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.