Discosizer

Recording by Frits Wentink.

Recording identifiers

ISRC
NLL561908422
CopyrightID (CopyrightChains transaction hash)
0xef42f1911ce848c35e1755379491ea8381187d1bd361dcfae0ac249c5d6498ad
Copyright registration time
2026-07-07T00:42:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:045cda81f6a24d59be577bd0783b85b85995b30b0eca605fcbd94477d0706345

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.