Double Dragon

Recording by Arc System Works.

Recording identifiers

ISRC
TCJPO2104372
CopyrightID (CopyrightChains transaction hash)
0x2cee45bc402f650898653fd922762bc9d3d7c0dd17cd5d5c5c91fa2d99efa3db
Copyright registration time
2026-07-07T17:22:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:b1749cffb59ac5c481322f4975a852cac8eeedd79db0039df32fdcbda318d83c

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.