Impossível

Recording by Biquini Cavadão.

Recording identifiers

ISRC
BK4DA2429248
CopyrightID (CopyrightChains transaction hash)
0x407ef8550a0ba7718356b4f7395b5e78d400bb724963ad9f9632cfd7f98fc87a
Copyright registration time
2026-06-11T10:37:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:2bb539e892b02d691b056e4d33c6d3c60ea31e1c492e35cf9dbcb3cce10dc6c8

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.