Problema de Fabrica

Recording identifiers

ISRC

USLZJ2559087

CopyrightID (CopyrightChains transaction hash)

0x1ead10f71e9ffcd71551b2e8edbc7f3301571c8a64e3ddf52b0ede3e28329087

Copyright registration time

2026-06-24T06:40:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-02T05:09:12Z

Bitcoin block

956312

Canonical record hash

sha256:b7a02b6d93ede10ec3af609ed55b911326ed3a43f92d6d04d5f23c0d86a59c7d

• 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.