Solidão

Recording by Nana Caymmi.

Recording identifiers

ISRC
BREMI9400284
CopyrightID (CopyrightChains transaction hash)
0x4f103517972f143fbfd98640a94612bfe59a046839fb987496977bd2f70288a0
Copyright registration time
2026-06-21T17:16:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:f0428fdf185a9a2c71fa0ddfa4109ff3302de6ecfef33456ec0dc8e30e20daeb

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.