Mark (feat. Rudy)

Recording by Castro.

Recording identifiers

ISRC
BEEW41601004
CopyrightID (CopyrightChains transaction hash)
0x3679681a2f2bcdee91a5dbaf0682f87191f945bb3631f263929da517cd78adec
Copyright registration time
2026-07-30T15:21:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T15:42:38Z
Bitcoin block
960273
Canonical record hash
sha256:30f5eadc49838586104738b82d14548a7ef82ad1dc7d1393e1f869c1f3ee3733

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.