No Se Tu

Recording by Ernesto Cortazar.

Recording identifiers

ISRC
USTCG1083905
CopyrightID (CopyrightChains transaction hash)
0xcf0e6b980ab1276297b84db308ea87794ab3dad731937d71655e1fa2e67464e0
Copyright registration time
2026-06-20T15:24:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:4d05efefa7cb50c8a88dd46c7e931ed4a5cc294c75fbea94397720d955393def

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.