The Usual Chords

Recording identifiers

ISRC

US3M51425911

CopyrightID (CopyrightChains transaction hash)

0xc2f5ae6594f31b5695fa10b5fa7af9fcbbe986180f5f5c3d18c33b42e34fe536

Copyright registration time

2026-07-29T17:04:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-29T19:35:34Z

Bitcoin block

960138

Canonical record hash

sha256:6b0335606463ec7582d15f70d6bd827d7aa5e99f054def88208788a2868d6a0b

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.