Holla Back

Recording by Spaze Windu.

Recording identifiers

ISRC
DEQ121857050
CopyrightID (CopyrightChains transaction hash)
0x4ff23e41d048724adcf412d8db900357dd646a8d3ebac11355d788baa84f3439
Copyright registration time
2026-07-07T06:39:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:4246fa59c526969ee17da5106cad7931637302f6fdb5bab496cde0d1a0c8c00f

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.