Sign - Original Mix

Recording by Gianni Firmaio.

Recording identifiers

ISRC
ITB882300064
CopyrightID (CopyrightChains transaction hash)
0x76d1be41c578a7bb6e8100e086fec07810d0d9a1f88ed4f70c1c1724d63f9b51
Copyright registration time
2026-07-07T17:58:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:113e5e2767706c5ec96c5e23d0ea2e853e3b20e910f3802dab95b6c7f2f47e1e

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.