Black

Recording by Fernández 4.

Recording identifiers

ISRC
ARQQ21600002
CopyrightID (CopyrightChains transaction hash)
0xd1e482baa117f148a00ff76dc01b778c77fe449dfa3d8c21ba761087904428ef
Copyright registration time
2026-07-29T20:54:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T21:09:47Z
Bitcoin block
960144
Canonical record hash
sha256:1ea5c6f7340b94e2aaccd20418c128c5206b252dbea538f466c5edce74fc8709

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.