María Margarita

Recording by Banda Filarmónica Aires de Primavera.

Recording identifiers

ISRC
GX5MY2212019
CopyrightID (CopyrightChains transaction hash)
0x88395d109e6ec892ccfcf88f8d01706c94b584629d6e8af7c0edb4375ead2b85
Copyright registration time
2026-07-07T18:14:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:26f08c56abaeb5ad22213d93580da7603062e11478d076ad45dd6950c4af86ed

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.