Playground

Recording by Slik Jack.

Recording identifiers

ISRC
QZES91952634
CopyrightID (CopyrightChains transaction hash)
0xc6495f371c0342e6568dd0ac00bdcb6a74a0e353e5418d1ddf40f7bfef39756e
Copyright registration time
2026-07-31T04:56:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T05:17:02Z
Bitcoin block
960348
Canonical record hash
sha256:c1b083409ffd604d2edaf6192718d0aa0e6716252a25660707e2439921015eea

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.