Cara Estranho

Recording by Leo Fressato.

Recording identifiers

ISRC
BR7LF1800001
CopyrightID (CopyrightChains transaction hash)
0xb96da622ae56f1fe1bb5c234038323ae21ba93b822a6c8fa51b8be122d661905
Copyright registration time
2026-07-06T18:36:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:464f210bc539504ff24c2d299bba92b41aaae0f402d4b258d4ba746b59524431

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.