OpenTechnical

OT-2026-000018606

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000018606) never changes.

Identity and time

Publication numberOT-2026-000018606 · never reused
Internal UUID01a0ae6e-d520-774c-88e3-176806f9af6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018606
StatusPUBLIC

Content hashes

Canonical text7e24b72e51be0ea44b4090e5326b87b83c998a2f916564edda2908247f45b8ba
Markdownd899d475fa548fc29060902b092e1a79f9007da82719b24f84eca504f95815bb
PDF
Publication page67d3181e8ca1b7c94562ffea2432ff9d895826c11680e5a29f4588d605f8edef
Manifest9393c31177d96c4b1aa99cfb781bcd79d31e8635d54b181d4f8b3d51bfefb347

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
Signature/tEehQna7CiB49PaJGl2PmW0G5Dc4WkBFiDaU7kGcSg04W5iBQzCSQ+JK2A3+sq1HTaVkGnSoT4FTHR2y2BxCg==
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

2026-09-17T11:59:06.079631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018606
observed 67d3181e8ca1b7c94562ffea2432ff9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:06.063358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018606/manifest.json
observed 9393c31177d96c4b1aa99cfb781bcd79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:06.046825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018606/publication.md
observed d899d475fa548fc29060902b092e1a79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:06.028896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018606/publication.txt
observed 7e24b72e51be0ea44b4090e5326b87b8...
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.