Sand

Recording by Marek Hemmann.

Recording identifiers

ISRC
DELJ81914270
CopyrightID (CopyrightChains transaction hash)
0x0d30f081fb2ebdd73556f2593b4ed943c86bbe5c7cf67332046aacfc03955efa
Copyright registration time
2026-06-21T10:53:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:f24b07c78e2c36898ab51367846ed6450334c1a11f54a3789d79703a56870258

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.