Juancho (Chalupa)

Recording by Petrona Martinez.

Recording identifiers

ISRC
USDY42197233
CopyrightID (CopyrightChains transaction hash)
0xdcb463e6a1828c31bbd0878e02354a7ef1f2b3f6db6c828fbc792ccf778a4737
Copyright registration time
2026-06-25T07:52:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:ee92fe1945d7ff8fdb61f230e3fc66552f5cce2e14bde4bc42d03d71c060015c

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.