Mi Copa Esta Vacia

Recording by Orlando Contreras.

Recording identifiers

ISRC
US4XG9401591
CopyrightID (CopyrightChains transaction hash)
0x87ff05bc67af54029e5041851c496ec471eb9adb03775e7a783dfe7900bd45ae
Copyright registration time
2026-07-31T19:18:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T19:53:57Z
Bitcoin block
960456
Canonical record hash
sha256:27744dea4aecd817c96eaf51d9576feb0ce09255fd6831ce0c7a9b27133c3387

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.