No Sé

Recording by Julión Álvarez y su Norteño Banda.

Recording identifiers

ISRC
MX4881500010
CopyrightID (CopyrightChains transaction hash)
0xb4336add11bfc63ffa872ea132d01d07cd4e3e1d4fcf2a1f0a62e3542122beb3
Copyright registration time
2026-06-01T21:04:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:8d92427134e2e9624ceb5cf7dba4c445ad211951efdeb2e55b0347c931c266a5

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.