Verbujú

Recording by Hana Ulrychova.

Recording identifiers

ISRC
CZA167400436
CopyrightID (CopyrightChains transaction hash)
0xde0b0ff96fa6dab5aec8b40da3b527309a9aa883bc6faedac0e6c0abde54c5ca
Copyright registration time
2026-07-30T17:59:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T18:23:33Z
Bitcoin block
960291
Canonical record hash
sha256:4db2a682a4a2f9a2f21f8ee9d6bb90342230adfcf9fd4ce95ae1978af4a51f34

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.