Paid on a Friday

Recording by No Class.

Recording identifiers

ISRC
USHM91834573
CopyrightID (CopyrightChains transaction hash)
0x6de148aef26119178689c074cdfb19fab81a60a6af8f013e4235a859d9d6c6be
Copyright registration time
2026-07-31T11:25:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T12:24:41Z
Bitcoin block
960397
Canonical record hash
sha256:4f69c0f9b81541c1efd879564855929fd47f7fc09f34063032ebf2202ae78de7

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.