Casa

Recording by Cidade Negra.

Recording identifiers

ISRC
BRSME9400185
CopyrightID (CopyrightChains transaction hash)
0x7eb0922dcfc32c65efc6c4709627e6039c020f87465265ef4ab547ac50976c3f
Copyright registration time
2026-06-09T18:41:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:bdbf388ba5cc0b366620ea7eed20f7fba30ff14d3d47b5ceb2ab44547f93a2f6

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.