Longina

Recording by Compay Segundo.

Recording identifiers

ISRC
ES5010080005
CopyrightID (CopyrightChains transaction hash)
0xb89d28faad9e4dd590fb85c78604d625983e45d6a74a71422d576b2fff81f656
Copyright registration time
2026-06-20T12:20:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:960ad112bd5910e9238e713aeea4b1f14965b320c8b38967934b2253929bb7a9

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.