Plán

Recording identifiers

ISRC

CZK322200004

CopyrightID (CopyrightChains transaction hash)

0x8159eba06e6f98f8ddd1ba36e05b6a5ef83140ba35dab690a1b5480ea7a12835

Copyright registration time

2026-06-27T21:41:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-02T03:55:08Z

Bitcoin block

956304

Canonical record hash

sha256:a5b57ba41f27de584f06eaba0975eede0e1e2b534c9abd73dcf2c7f9cf3d1a09

• 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.