El Canto del Cuculi

Recording by Quilapayún.

Recording identifiers

ISRC
ES71G2000377
CopyrightID (CopyrightChains transaction hash)
0x2bdb3329acc8a452169d97e12955be03ea70c1c6bd2f7fea5aea3fd7b59647bb
Copyright registration time
2026-06-18T06:53:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:14267f348ff172e31bb73ec9cc79e67eb31d49de059fab71f6e9b9eec241d940

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.