O Isaura

Recording by Beth Carvalho.

Recording identifiers

ISRC
BRBMG7800209
CopyrightID (CopyrightChains transaction hash)
0xaf43d8f6a5db285976ef0d8c9dd6aaa4373193744301715ceb934a3d02ce0967
Copyright registration time
2026-06-18T18:32:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:0c5596c1a0cc99cb45d0a1a00f126daae53dea93672291ef8920217ca40c25a4

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.