K-39

Recording by The Challengers.

Recording identifiers

ISRC
USWB10501093
CopyrightID (CopyrightChains transaction hash)
0x96890658d7e1a8bd164b98e140e174cd57544af5c7c605cfbab85ccb55637353
Copyright registration time
2026-07-07T02:52:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:806ee75fc89feaf65283b37626a2c99dbd175277619919e1fb32e66cd743b05e

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.