O₂

Recording by Opał.

Recording identifiers

ISRC
PLC062114276
CopyrightID (CopyrightChains transaction hash)
0x6928aeec838b6d79b6ef1663643f5c6265fab3b9381b160513daf036ead0586e
Copyright registration time
2026-06-04T10:47:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:490baa295da3874fe0ecf0d6cbdf173120e74dfc7beb780620621781e66afc1b

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.