Mundo Estranho

Recording by Biorki.

Recording identifiers

ISRC
BXM2K2300013
CopyrightID (CopyrightChains transaction hash)
0x66dd18d8f10c5b2bb441d3aea644234b352208d92e32f1067a914334833af410
Copyright registration time
2026-06-24T19:12:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:f41c039f3c7e0bd99ac4fee87712a57eeb1344edfca9b7d88365f40cd0cc2989

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.