Pieces

Recording by Sum 41.

Recording identifiers

ISRC
USIR20400683
CopyrightID (CopyrightChains transaction hash)
0x9268e6f587f652640c59d4d6a5f6a339cba0859b3591b448fcdf2605e08df9ff
Copyright registration time
2026-06-01T07:11:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:bbfd06fca039de2dba366e591651341d6d9b45b1d4f51e6ea8ac42d4773fc95c

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.