Sandra

Recording by Pablo Milanés.

Recording identifiers

ISRC
MXF110001553
CopyrightID (CopyrightChains transaction hash)
0xc98462709a40502a48e74f8a5d97b5b89b6b42913896fa45d7be6fe12718a4c8
Copyright registration time
2026-06-24T05:45:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:cec7e7646d0126a7c8291a3c48a4cad445127cfeba4b0bbb5b574225ebdf2ebb

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.