Cibernetica Bs. As.

Recording by Maria José Demare.

Recording identifiers

ISRC
ARF841500083
CopyrightID (CopyrightChains transaction hash)
0xc6bdf8c373097ac74fcffab4adf159f43348819edaa4d2b6faa41b8572b47e65
Copyright registration time
2026-07-07T22:15:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:7105712fc2f4028d452070cb4799e9802c16a9d52c1cf1f430d073e320328819

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.