Canción de Frondoso

Recording by Quilapayún.

Recording identifiers

ISRC
ES71G2005815
CopyrightID (CopyrightChains transaction hash)
0x81f0d12d4410504cd21aa1ae4faf2faccdc4c8533c5e4e63c39e031966e2240c
Copyright registration time
2026-07-31T00:18:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T02:19:15Z
Bitcoin block
960334
Canonical record hash
sha256:cf2a46c9daec27fd3981aebfd228d3b0c46eb3614ce0fbfc9f5cc8120ce94144

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.