Por Borracha

Recording by Orlando Contreras.

Recording identifiers

ISRC
ESA011944731
CopyrightID (CopyrightChains transaction hash)
0x2fd9d31cdf57eaf6ff468aee09a7e3e46792e9cf9e6ca54657b4b6aa3e1e4da6
Copyright registration time
2026-07-31T07:54:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T08:26:41Z
Bitcoin block
960368
Canonical record hash
sha256:c2d1c93264b5b83f9c1db146740cbef96cf1f9ed57ad8fac951af4ebafd51e74

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.