Sonora y Sus Ojos Negros

Recording by Banda Sertao.

Recording identifiers

ISRC
FR2X41692172
CopyrightID (CopyrightChains transaction hash)
0x2d0f2d0d13ac49d2f125599a58523330a6f7d701bf94edc3d47f54f0fc31bd63
Copyright registration time
2026-06-09T20:55:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:a02ff12d36fe5114e063a74fd9f72f770faf1167efd61c6a861f33230419481b

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.