Back to the Future

Recording identifiers

ISRC

FR2X41530237

CopyrightID (CopyrightChains transaction hash)

0x47a876a24f8224248f31f385401f94c1d6b024cfbba8cb20631d14a29c13858d

Copyright registration time

2026-06-20T03:46:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-02T03:30:09Z

Bitcoin block

956302

Canonical record hash

sha256:18a9a77c1c93ac6c78c8c563d2de4c86ae30765febac7f7aab32eaef32438f09

• 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.