B52

Recording by Los Sordos.

Recording identifiers

ISRC
USHM91105418
CopyrightID (CopyrightChains transaction hash)
0xd2a6f524fa71b01842bfb4f72413064fd94011d81723486a6bd7b8145bd8e222
Copyright registration time
2026-07-07T14:33:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:10b461a681a034c567b9f3cb689f6874862834b4b7def4a9d076f7ddd9493585

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.