Anéis, Brincos & Terços

Recording by Bob do Contra.

Recording identifiers

ISRC
QZ5AB1825499
CopyrightID (CopyrightChains transaction hash)
0x2a1e82d656ae575cf19ea6fa8c18fd7839cad23c8ce6fd6d046952245af53445
Copyright registration time
2026-06-07T19:51:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:ca3b9acff373a730965122f7c2f599dadba19c6c4c5fbeaacc552506ddef6061

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.