How Hard I Try

Recording by filous.

Recording identifiers

ISRC
USUS11203409
CopyrightID (CopyrightChains transaction hash)
0xfb862a878458c243713e072ccd8b05822027134219528f9c4f3f92fda0e61000
Copyright registration time
2026-06-04T13:37:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:bb4a2731eb997583e74479c9fa0f90a217f4eeb12d18fdc6ea4ee9e9b1978dc0

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.