OpenTechnical

OT-2026-000036442

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000036442) never changes.

Identity and time

Publication numberOT-2026-000036442 · never reused
Internal UUID01a0ae77-01d1-7c9c-af59-86b1693458b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036442
StatusPUBLIC

Content hashes

Canonical text0ef97a99f2740024c6645b514bf21e9e7f6753265e2162c3cc29a4e280a8849e
Markdown75984444b9f644574516c04eba5c82deb30047f4ba96792a900aa55f6106270c
PDF
Publication page023bbe9f96f9012497c93f5a295924191142a2e3ac69dd4fce329c6ac4fccd9d
Manifest2252b831f285b2683728fdf769d21e5d529885cf9a25d0f18b135f0a7d026386

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
Signature98l8vu0xs0+e107SxnjUgeOoZESew46VeUU7zco3wQZdyEMu6VGkr6PfEZUXlv2HBozv6tkc+JlWaqYFPhobAg==
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

2026-09-17T11:26:50.387396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036442
observed 023bbe9f96f9012497c93f5a29592419...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:50.371682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036442/manifest.json
observed 2252b831f285b2683728fdf769d21e5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:50.355023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036442/publication.md
observed 75984444b9f644574516c04eba5c82de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:50.336720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036442/publication.txt
observed 0ef97a99f2740024c6645b514bf21e9e...
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.