OpenTechnical

OT-2026-000070252

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000070252) never changes.

Identity and time

Publication numberOT-2026-000070252 · never reused
Internal UUID01a0ae91-545e-7015-b478-09570c5dc7ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070252
StatusPUBLIC

Content hashes

Canonical text36461bdd7a34edb0e797411293de983851bc5a9c3b04e84b250d3afe58fbe3ad
Markdowna12ec63a2738b645f9f3104b580b0ab2629fd3a3de16ba49bcfaeb7e5b0953b4
PDF
Publication page87919d60934588265c929eff266f4c7fa326daea452c6bacfc5369ef87a5b25a
Manifestee9121085323a841d503653bd49c6d23cd864ab15f8158583c8532180a37f253

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
SignatureuhxeGuhZQ8rLiQp++mX++bjoXLvDk+QqApnX1Z+v/HBZOK8pBcdenglRYJJQE/57QEOY3jTuzsu0faWiW7vQAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:01.824971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070252
observed 87919d60934588265c929eff266f4c7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:01.807536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070252/manifest.json
observed ee9121085323a841d503653bd49c6d23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:01.792717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070252/publication.md
observed a12ec63a2738b645f9f3104b580b0ab2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:01.776749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070252/publication.txt
observed 36461bdd7a34edb0e797411293de9838...
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.