OpenTechnical

OT-2026-000018119

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000018119) never changes.

Identity and time

Publication numberOT-2026-000018119 · never reused
Internal UUID01a0ae6e-b487-7479-8b7c-b60bc69b744a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018119
StatusPUBLIC

Content hashes

Canonical textd8d98512a0e98505856deecb6ab9247e5260fa39269c8738638515f192d3ab89
Markdowne13e645898d7a5df7f04c465672d0e3818f15d0397a4fc3fa528234aa1c6b0bf
PDF
Publication pagefaeac8b6a273f36bf740db74965d0f84a8649e156c658c5524b3463e8fd4e517
Manifesta696b0d95dc78188cbe80f09e16608f31e15619c66b07ddfaafb0e9526c05131

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturedEtvEgceuyt0HyeaohbjYztijbwEFeUlx7ap41clyc0aSCZmQi3B+az80RdWxuN58LPJpSzWsR/JEXVJ/uBHCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:59:51.677692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018119
observed faeac8b6a273f36bf740db74965d0f84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:51.659026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018119/manifest.json
observed a696b0d95dc78188cbe80f09e16608f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:51.639407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018119/publication.md
observed e13e645898d7a5df7f04c465672d0e38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:51.618858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018119/publication.txt
observed d8d98512a0e98505856deecb6ab9247e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.