Lagrimas y sonrisas

Recording by Rodolfo Biagi.

Recording identifiers

ISRC
DEN720100275
CopyrightID (CopyrightChains transaction hash)
0x5d74f96618bfa9b2ca402ffe03efe66f9ae254af0648a96f9073ec3be1ea5a8c
Copyright registration time
2026-07-07T17:38:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:4b5fc63b863ced1f9e0d41267e111a66564e06b829f4c564762e2baba4e6e6e1

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.