Aprende a Sonreír

Recording by Catalina Hoffmann.

Recording identifiers

ISRC
QZNJY2144545
CopyrightID (CopyrightChains transaction hash)
0xfd102ef57a20825f9629643f725eadf5e0478a695048324363d81ecb3642a24e
Copyright registration time
2026-06-26T14:01:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:f8a451124d689ab1f99b3017ef7f46edfd3c7c00579b341af284854d4204e278

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.