No Fundo do Rio

Recording by Guinga.

Recording identifiers

ISRC
BRVEA0100007
CopyrightID (CopyrightChains transaction hash)
0x8fe4316c741b3a4077a3aacce459960bc1f16658e697e4fe0001873d373e159c
Copyright registration time
2026-07-07T12:42:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:43a43bc17a8e755c6d8cafb7505e7cf51155be9e9fd606bf241013483a68173d

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.