Intermezzo No. 2

Recording by Marco Antônio Guimarães.

Recording identifiers

ISRC
BRCP41500011
CopyrightID (CopyrightChains transaction hash)
0x3b1bbccef0831961738de43fc8c0e5d113c9db73ba8ada826d052743fd439ddd
Copyright registration time
2026-07-22T02:52:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-22T03:33:16Z
Bitcoin block
959094
Canonical record hash
sha256:25ea29338a25c8094dcb2d94b4ec6d062967bf27064ce397533d937332ef6374

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.