Exit Song

Recording by Sum 41.

Recording identifiers

ISRC
USUM71102190
CopyrightID (CopyrightChains transaction hash)
0x444268a8c9e0ff8a389a288a722bfc46d98bc46a87738320593ce684b2f44a80
Copyright registration time
2026-06-09T23:22:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:57a2c3bc8f12ca6b31bd2c859afda0890f3ba1a379c02d06776ae576fa1dae27

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.