Circle

Recording by Sarah McLachlan.

Recording identifiers

ISRC
USAR19400130
CopyrightID (CopyrightChains transaction hash)
0x0f5ff046b556fee116ec62a5b1e89fac44b4c770d25668577de00e118f5477ef
Copyright registration time
2026-06-08T18:28:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:ca3c49a3d1cbb7e258e079398ce8893322e48cfe93dbcb62289663686a7ddd7a

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.