What’s Up?

Recording by Kai Schwarz.

Recording identifiers

ISRC
FR59R1789223
CopyrightID (CopyrightChains transaction hash)
0x8caa63dfc32455aea294f2c050e3c3b9bd7c277d6700737193fb801e848a637b
Copyright registration time
2026-06-04T07:37:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:170ad15f6e42b92a0ecfdb4daee2c4a4cfcb65daeacfabb8dc2230f2703786e0

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.