Chave da Memória

Recording by Ricardo Ribeiro.

Recording identifiers

ISRC
PT4BU2300011
CopyrightID (CopyrightChains transaction hash)
0xdf324594efdef62d098bcccc90f3a50f8e677667150f52117a4d5febc54886bb
Copyright registration time
2026-07-07T13:51:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:2e1adb5d48f96e62e1ba62a94b3e5d306a0ccd416866676d1f29c4a0e8232490

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.