Siboney

Recording by Magdalena Matthey.

Recording identifiers

ISRC
ES71G1614553
CopyrightID (CopyrightChains transaction hash)
0xef724585133ef174c6bf7672dd8c5aedde95be46014346ff7e22453dfdf005d7
Copyright registration time
2026-07-31T23:27:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T23:51:35Z
Bitcoin block
960481
Canonical record hash
sha256:9eb3b1346f40a92400446a4ef5e9d2625d0143dd03dc6880cf881d73c04e80dc

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.