4x4

Recording by Kelsey Hart.

Recording identifiers

ISRC
USCRB2300014
CopyrightID (CopyrightChains transaction hash)
0x489dd07e08a8553d3d74b50888c3a57a94a25b566af43d61ecd3fe8cd81b3d35
Copyright registration time
2026-06-06T00:27:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:c8fdd9ee385c9bc4dab76fcf4831c1335cad08d347db2ab5d020d9a06f14bfed

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.