Cuando Ya

Recording by Martin Castillo.

Recording identifiers

ISRC
QM6DC1556201
CopyrightID (CopyrightChains transaction hash)
0x447e99e0dadfa246adb7df076b1bf4540129b93c1719de5a329a392728e8191b
Copyright registration time
2026-07-31T22:42:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T23:30:38Z
Bitcoin block
960478
Canonical record hash
sha256:38a7652006eaf46fdfd1d90b788aec988229bc8ec3a8bbe369104caa83db2796

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.