Chicago

Recording by The Doobie Brothers.

Recording identifiers

ISRC
USWB10103209
CopyrightID (CopyrightChains transaction hash)
0xeeb03e8e7d81e4fb30c0c8e9e824ba9bc2932370609a0d98fd44e0dd01cebbf3
Copyright registration time
2026-06-19T22:21:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:84a20db3dca11878820e8acb5e81aae5967c3944a759216486607b37cb10596e

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.