Take Seven

Recording by Billy Cobham.

Recording identifiers

ISRC
FRX761516779
CopyrightID (CopyrightChains transaction hash)
0xdda23cbb53624163a15e41a6af73f05bc98c6ba499ee5485c702824dee6e2708
Copyright registration time
2026-07-06T19:47:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:2fb174316f6b9187cbb427be6561c9cf76f2c5289bf75d167b916c233ca353a4

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.