Oscar Meraz

Recording by Lupe Borbon y su Blindaje 7.

Recording identifiers

ISRC
CH6541650327
CopyrightID (CopyrightChains transaction hash)
0x3a1883b53b61eb7dd5c0058829aa5b232f0b186d04e2967a183f3cdf285fee2f
Copyright registration time
2026-07-07T20:13:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:aa325ae86b88699418f51adc68f878d700215a4d454230001b891b7ffc71880c

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.