Macrosolutions to Megaproblems - 2023 Version

Recording identifiers

ISRC

CA4OB2300004

CopyrightID (CopyrightChains transaction hash)

0x754b846913ff5b9c2e0f5ec32bd6f0eacc8f83f3c03a630b2bad6592ad1b71c3

Copyright registration time

2026-06-25T02:09:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-02T03:55:08Z

Bitcoin block

956304

Canonical record hash

sha256:03e22a1de3752df7a811230ddd73d188c210418f9a85cccf4f94b49363747aa5

• 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.