Rosita Alvirez

Recording by Antonio Aguilar.

Recording identifiers

ISRC
USRMK1016105
CopyrightID (CopyrightChains transaction hash)
0x26510d325d9a3a4d7db88feb97cfcd4930c5557fecb4f67e3dbd582e4843d671
Copyright registration time
2026-07-07T09:50:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:a2250494c3a37e5115defd3cf403b85a4e339dddc7d602f2b2637c74105b8f62

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.