Thanks For Nothing

Recording by Sum 41.

Recording identifiers

ISRC
USIR20200959
CopyrightID (CopyrightChains transaction hash)
0x3b28fef5855fc9457d347e0dd014a80825033e0327c2f89cdb642eaf918cad42
Copyright registration time
2026-06-04T09:40:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:4fed00000694bd97498fdbaf490c7f7ce50d6ddcdae8f0424ea8948dc44f6091

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.