O2

Recording by George Strezov.

Recording identifiers

ISRC
SE6CZ1902823
CopyrightID (CopyrightChains transaction hash)
0x6c350007e8d7e26fc7d67f9412906bd8c48fd7a178f9fa13e79333fa946464cb
Copyright registration time
2026-06-18T17:45:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:d783123e933e5c4a3d76e99c156620142e5ad6cb0e91cba6dd26ed7ae1ccb7a5

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.