Cara a Cara

Recording by Castello Branco.

Recording identifiers

ISRC
TCADU1857474
CopyrightID (CopyrightChains transaction hash)
0xf006839f3073492cc57d6c1591ec2a710b95d19036d4e1c90302c10feaffc174
Copyright registration time
2026-07-06T21:01:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:5372f6e5d6bc491f1f0701a361aa9252f15f013bf8997b6d4fd9f1ea614848a2

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.