Last Battle

Recording identifiers

ISRC

CAHQJ1895769

CopyrightID (CopyrightChains transaction hash)

0x8ca22869cb2df79bc94d8c5f8c7d0cc2cb487f4a8d823a71c1829ef4418883a1

Copyright registration time

2026-07-08T00:02:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-08T03:22:41Z

Bitcoin block

957120

Canonical record hash

sha256:59021008b7da4ae76a96af947e4f77f0e5348d72e7503e4612842d1bbd0acaba

• 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.