OpenTechnical

OT-2026-000040157

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000040157) never changes.

Identity and time

Publication numberOT-2026-000040157 · never reused
Internal UUID01a0ae79-26ff-77cf-aaff-0acc5c1c5672 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040157
StatusPUBLIC

Content hashes

Canonical text4fb7dd8ae9e787012b16350f2abd635f52296b2f655d7f5eb3ce3e147a939e8c
Markdownd7b96b7ee72b542ea89951c9bbbde8c1232b6678287d26f38eb4648d1d51a8d2
PDF
Publication page5787ea93f52ba9e635f2d4b3ec76fc6b38bbd50bdb7151f4007d019131e17e28
Manifestb222fb0b07c730ebed5f688ab3c4872a7f4f967a1f7b44bc4158a152a8ef78d1

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
Signaturevns3oqFiUUpq+dtfFxqqqoZEfuPGekolbNoCwuCMGPyZhBs3OVjaqW8mnM+wQq8k4F4YF/n+tssUM038/GJcCQ==
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

2026-09-17T11:19:01.907602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040157
observed 5787ea93f52ba9e635f2d4b3ec76fc6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.892052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040157/manifest.json
observed b222fb0b07c730ebed5f688ab3c4872a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.875674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040157/publication.md
observed d7b96b7ee72b542ea89951c9bbbde8c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.858416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040157/publication.txt
observed 4fb7dd8ae9e787012b16350f2abd635f...
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.