Cuando Ya

Recording by Martin Castillo.

Recording identifiers

ISRC
QMFLS1500114
CopyrightID (CopyrightChains transaction hash)
0x75087f0dcf3f245e23051a91fcda64d8859d1d4bf14d1f40453f82984787fc0f
Copyright registration time
2026-07-06T09:10:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T14:04:01Z
Bitcoin block
957046
Canonical record hash
sha256:ad7c478d0aa6609583e6f75468600a2d21a158148427ebbfce1c84c7abe9a3aa

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.