Sand & Sun

Recording by Charlie Castillo.

Recording identifiers

ISRC
ITS782400744
CopyrightID (CopyrightChains transaction hash)
0x3b6059a7081c003fe794199ef1c46dd061ad95b5e1f846f8227a1b2496120e17
Copyright registration time
2026-07-06T18:47:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:23e48250953d44c222ac62703f2d6afaec63fa94acf2d7f1654879c330c434ae

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.