Caballito de Hierro

Recording by Attaque 77.

Recording identifiers

ISRC
ARF030000477
CopyrightID (CopyrightChains transaction hash)
0xb02757d4cac3e78b439ede3dcf3fb73ce22e1732e45a23f84acf5468c8332ee7
Copyright registration time
2026-06-09T12:04:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:b184291036369df86e542e3541e6f7003f2ce854553ae47c239692ac8369a882

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.