Seconds and Circles

Recording by Connie Lansberg.

Recording identifiers

ISRC
QZZ8B2370450
CopyrightID (CopyrightChains transaction hash)
0x61769b9d92adf9dbcc96d03582a96ad4250d001e2156707856d3161578400e28
Copyright registration time
2026-06-19T22:08:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:4d89c30e2747069b7d50b7889f36533a991a27019698419b858674de553f057f

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.