Madrugada Fria

Recording by Knust.

Recording identifiers

ISRC
BX08N2000133
CopyrightID (CopyrightChains transaction hash)
0x62bcff531bc88ae29536c684694caf71d344ab4c94a45eca4891c42991113501
Copyright registration time
2026-06-18T18:35:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:0f4f1bdc9f17ae67163d651560199437d8e92d3cb1661617fae1464be2f4c909

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.