OpenTechnical

OT-2026-000101679

Publication integrity record

Foam pad vacuum gripper, three zone face, plant vacuum fed, pulsed blow-off after set-down, on a tool changer

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-2026-000101679) never changes.

Identity and time

Publication numberOT-2026-000101679 · never reused
Internal UUID01a0aea4-0e16-72fc-a617-ec5c1b6a8eaa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101679
StatusPUBLIC

Content hashes

Canonical texte0df88da1690443a0dc8fb1c5fb2ca726e7c3473ee576bdca0a3c95084d282ec
Markdown2ce84994b3f5f2893da5c63966cf72a19d1b040253b20a4e6a8557a6ec89aeff
PDF
Publication pagedd20c6b30a5dd76510ec2a21be465fbc61b34ca0cd8d56bf89642fd8d8fad5df
Manifest18a3cf9d51defbdcea39444cf0736a52817d7c76a3a40e3324e32c780f9ce837

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
SignatureptKmy/LVMtlMgddv9e+KUoX8GBdyCyweXupFcJF2fmfiam5hCb1utaMoVPQ0Id46WasrsGA9XQPrnrQ4pbBgBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:38.618957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101679
observed dd20c6b30a5dd76510ec2a21be465fbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:38.602621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101679/manifest.json
observed 18a3cf9d51defbdcea39444cf0736a52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:38.584995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101679/publication.md
observed 2ce84994b3f5f2893da5c63966cf72a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:38.567548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101679/publication.txt
observed e0df88da1690443a0dc8fb1c5fb2ca72...
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.