Por Que Finges Así

Recording by La Sonora Matancera.

Recording identifiers

ISRC
USDBB0951593
CopyrightID (CopyrightChains transaction hash)
0x6335aef113e17d475b555342243aff56d0c76bb70d41d86ffc5b14cb90f5b4ad
Copyright registration time
2026-07-30T10:55:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T11:13:28Z
Bitcoin block
960250
Canonical record hash
sha256:ee37809adbdcbdf18c0840a8bbe72ea08ca04b737e97bb3b405648b0c4efc378

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.