The Knife

Recording by Ex Post Facto.

Recording identifiers

ISRC
US23A1562855
CopyrightID (CopyrightChains transaction hash)
0x3c5aa6d0ee864e21415ad91cf9131f2bd17530bc4b527067abf8bb2592a870d3
Copyright registration time
2026-07-29T10:32:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T11:07:37Z
Bitcoin block
960095
Canonical record hash
sha256:57ec60bdb5e631f1ffdf54f0623e8c899f1d26e599ecd9c21dcb1383a57bd2ba

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.