Canción de cuna

Recording by Agustín Barrios Mangoré.

Recording identifiers

ISRC
HKI191800120
CopyrightID (CopyrightChains transaction hash)
0x57518e127a1c7edf7c2f5647fabc1fd75db3e768a12a83678dbd90f625e1f25a
Copyright registration time
2026-06-25T18:34:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:4197b947df50b5bf278463f659ff3505b1dbfed53b29e948b93f5f1f1be3eadc

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.