Menino do Rio

Recording by Quarteto Em Cy.

Recording identifiers

ISRC
BRCID9900231
CopyrightID (CopyrightChains transaction hash)
0x3e045c0cefb63e7971dbf3a665330130c60898ad3d4183e19cb52dbf6eec5453
Copyright registration time
2026-07-07T05:59:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:b91776aa0eb98523599a762e196edd19737879a1d16268a4125858945b5e7ee9

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.