Warmup

Recording by Cwondo.

Recording identifiers

ISRC
JPZ922204687
CopyrightID (CopyrightChains transaction hash)
0xdd19b4bcb256734940087d1e65663fece952621001233b24c0610ff41533de93
Copyright registration time
2026-07-07T00:37:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:e6d362967f8304826807852e84b24aa2554f88968250a433111f1d02458e481c

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.