Las Mujeres de Buenos Aires

Recording by Quilapayún.

Recording identifiers

ISRC
CLAA22100235
CopyrightID (CopyrightChains transaction hash)
0xef08fc52cb5bf60048a2b7bd8168c3e0b2a506bdf09f06adae9c0fd71bce31dc
Copyright registration time
2026-07-31T04:01:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T04:14:58Z
Bitcoin block
960344
Canonical record hash
sha256:3b07317d49594381fc4de84a6fbd735e857fa97157640e21e1cacb6d62d6b26c

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.