Harder

Recording by Teejay3k.

Recording identifiers

ISRC
USAT22002039
CopyrightID (CopyrightChains transaction hash)
0x37216ede2180bd86050f7c4292d4f0012ba6c542a474a490736a2cbe52b9b124
Copyright registration time
2026-07-06T18:41:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:2e238964df989e2a7f44f6f9eed2e863b5a4da80caa83929ac4c3d62cd38585a

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.