Si Nos Dejan

Recording by Ernesto Cortazar.

Recording identifiers

ISRC
USTCG1083902
CopyrightID (CopyrightChains transaction hash)
0x143f1d41e11994406fda38173a219e68e382e845d27433c3a9552210dae157c4
Copyright registration time
2026-06-19T20:35:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:ec5728012a15018df3741da52a0e9ad9217959e227943c6878504cd6abfeea3a

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.