Nanã

Recording by Mario Castro Neves.

Recording identifiers

ISRC
BRBMG6700039
CopyrightID (CopyrightChains transaction hash)
0x9caf5ddd30e5fff74b41979705e7aeccaec15302d3ccb8004cc3f60f3fcf4841
Copyright registration time
2026-07-07T10:47:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:07c870b6e3a6236bad171c5d163c8d8c724757c88dfa6029fe05b710649f687e

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.