De Negra a Negra

Recording by Edgardo Nuñez.

Recording identifiers

ISRC
FR96X1946993
CopyrightID (CopyrightChains transaction hash)
0xa985c083a06ecc89d440a6416d7a73f925aed615880103d5ddacfc0d15d66d26
Copyright registration time
2026-06-19T07:13:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:98f3049554df81f1e854227727ed8db3bcdd1d5052ab7f179fcc7e2e6a0f5542

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.