Warming Up

Recording by Kristofer Eng.

Recording identifiers

ISRC
SEYOK2115908
CopyrightID (CopyrightChains transaction hash)
0xe214daa1a350da91c998bf951162a4f86db89eb59f0a91a5e8ba08790626f77c
Copyright registration time
2026-06-19T01:04:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:a4fd02b44a6a7aceffedaf8c2dd9770bee2cb9ee3c11d83a76dd961c884d6c96

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.