Knockdown Dragout

Recording by Weezer.

Recording identifiers

ISRC
USIR10110359
CopyrightID (CopyrightChains transaction hash)
0x6943babb62094f751303fbefdfc4a01ea1e41db82d5226431433a6d4bfcf2a7e
Copyright registration time
2026-07-03T18:32:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:1bd9fd9a400f963383327ecda7e9984c32c92b9e56cf17e0f31be435a35cf1af

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.