Cielo Porteño

Recording by Guillermo Vadala.

Recording identifiers

ISRC
ES8401302829
CopyrightID (CopyrightChains transaction hash)
0x7d1e3f665dcfab02ca2675c6276ebb62aa369883a42bec185864cc6f8f827847
Copyright registration time
2026-07-08T03:18:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T23:38:43Z
Bitcoin block
957236
Canonical record hash
sha256:0f9953ae7d7261f9c9f3602dfe017f1f3e6e3839e71c10aa6951b0a1876e2ee7

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.