Nua Idéia (Leila Xii)

Recording by Gal Costa.

Recording identifiers

ISRC
BRBMG9006014
CopyrightID (CopyrightChains transaction hash)
0x6ffe93c890500792ebaa3ae5f6fe51a4c4cd13f6295c38e2157a27dd5a7a273a
Copyright registration time
2026-06-19T09:19:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:88645d880ea4181a73593af08d3503770eb5eded682a95d94e26ce0482d50c92

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.