Preludio Instrumental - Remasterizado 2014

Recording by Quilapayún.

Recording identifiers

ISRC
CLAA22100160
CopyrightID (CopyrightChains transaction hash)
0x4c7c186dc0efb071721f97d27f09f04ed6d30c0c4c573e4936246dec27cda027
Copyright registration time
2026-06-18T12:13:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:36b44f95470c605d873201843405ecdb1d6db67218b19a42971def2fd9390e93

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.