Circles

Recording by Perttu.

Recording identifiers

ISRC
NLF711702354
CopyrightID (CopyrightChains transaction hash)
0x04cb14181c9f21e84be2bb9a7bebded62b90cd61286de8a4760d8e693feaf3bc
Copyright registration time
2026-06-27T11:48:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T07:53:57Z
Bitcoin block
956894
Canonical record hash
sha256:1594b71dc39b2569c6dd41480b0226aa94d2c97559eeda181fcd2a8df70053cf

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.