Hard Core 100% Fluor

Recording identifiers

ISRC

FR79U9900075

CopyrightID (CopyrightChains transaction hash)

0x5616817b4257a850caa495e3d3c5b8b687aae7a0e2723b6a036c9ae49d10f2a6

Copyright registration time

2026-07-22T18:04:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-22T18:47:29Z

Bitcoin block

959163

Canonical record hash

sha256:02f58a73b25bdfbff4775456c2d2e752f5cc80f84612b48682708b7561ce92c8

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.