Purple Haze

Recording by Kronos Quartet.

Recording identifiers

ISRC
USNO19539405
CopyrightID (CopyrightChains transaction hash)
0x39443094d5046e09c69fec1708a81b91f74f7e03028dbb9473953f895efae853
Copyright registration time
2026-07-30T14:54:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T15:42:38Z
Bitcoin block
960273
Canonical record hash
sha256:95c7e2ac2bbae859a02fb67e4c870809196b8aba8cda1809b48833a4afe9e6a1

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.