Coisa Nº 6

Recording by Moacir Santos.

Recording identifiers

ISRC
BX4E52016879
CopyrightID (CopyrightChains transaction hash)
0x80e9fd360a863a3e581927109ca491e7452c8ea7928866ee056245b3b071b2ab
Copyright registration time
2026-07-29T23:25:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T23:39:29Z
Bitcoin block
960166
Canonical record hash
sha256:ebda654e0531c33fe920ea6123f9f560e3e2ecabdd306807c62ebef75f4691d3

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.