Juan Martha

Recording by Julio Preciado.

Recording identifiers

ISRC
USUTV1600592
CopyrightID (CopyrightChains transaction hash)
0x4a622959dd7ddd8431a9e2c58ed69365788aba09180564287e5a3e61aa1c40c9
Copyright registration time
2026-06-05T12:27:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:ef21607457ff91d128755636eb59407b9e0af7aa3876a16d3f9d72d2dfc68def

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.