Longina

Recording by Oscar D'León.

Recording identifiers

ISRC
US2BR9701133
CopyrightID (CopyrightChains transaction hash)
0x10b40843e0f85a19d54d420753f062dc482654f62d519b8ed46a39e12f8b1f8c
Copyright registration time
2026-07-07T17:19:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:6fd1d7ae01f65916b4bae1d33370f2af25387938107688d556b82b9c645d9a97

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.