Polka Dots

Recording by Mark Lubbock.

Recording identifiers

ISRC
HKI199412202
CopyrightID (CopyrightChains transaction hash)
0xf8b3832f8cd2d9459519d4ee2fd303896fcd92015331c508df491cdf38195d71
Copyright registration time
2026-06-26T18:35:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:b76ebb96a0a2686747cab0c6cb1e517c1fd869c9ebab3f5e35a25ef7c7e6eeb1

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.