The Muffin Talks Back

Recording by Billy Cobham.

Recording identifiers

ISRC
USAT20501925
CopyrightID (CopyrightChains transaction hash)
0x10f5634a3d7b59d84d3edc956a6e871e7740e129b361017ae6d4e0c8d6e0f7fe
Copyright registration time
2026-07-07T09:41:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:0a73b0b761f4a8c92580f8e9b9a5b48c15bd076443d218dc581ed49ef2b14ac3

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.