Aprende a Calmar Tus Nervios

Recording by Catalina Hoffmann.

Recording identifiers

ISRC
QZNJV2123537
CopyrightID (CopyrightChains transaction hash)
0x9f723d5b4191a8df7cc0946d03e0219846cda89794ed66f45327b902baab7bda
Copyright registration time
2026-06-09T03:38:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:86342de630690feefbb4da2f0d18de5e0cc91a68b2d23f804c36e2d56bc4d5fc

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.