Canción de la Esperanza

Recording by Quilapayún.

Recording identifiers

ISRC
CLAA22100179
CopyrightID (CopyrightChains transaction hash)
0x3c14376b10c0be2cfd515724a1866c67d54c2e879fcac47da10efe3cf3abcd37

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T05:15:54Z
Bitcoin block
960209
Canonical record hash
sha256:8c3fe52077401f02e700338d4fb007e6f5e3609132045a6224683f9e36782322

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.