Swiss Cheese

Recording identifiers

ISRC

USUM72111441

CopyrightID (CopyrightChains transaction hash)

0x4abc15c94e9041471771066eacd1396e299c89411b5f86cce2e3a0a173a38567

Copyright registration time

2026-07-30T11:55:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-30T12:51:24Z

Bitcoin block

960259

Canonical record hash

sha256:07d0a1dca4dc048b8eb33e5ecdad5b52edf57d0330dd7d357881d96b5017d240

• 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.