Una Llamada

Recording by Ñengo El Quetzal.

Recording identifiers

ISRC
ESA011821701
CopyrightID (CopyrightChains transaction hash)
0x9e83e183b08a237e4547e29f59c2eb15ca8b5915454214cc7a3a078da8da5f10
Copyright registration time
2026-07-30T22:11:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T00:26:26Z
Bitcoin block
960327
Canonical record hash
sha256:844f0a7235c4bb12cd74381200aee460d1adaa3154d599ddc093355d5c67683c

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.