OpenTechnical

OT-2026-000071166

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, vented before set-down

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-2026-000071166) never changes.

Identity and time

Publication numberOT-2026-000071166 · never reused
Internal UUID01a0ae91-e0eb-7226-a187-b4dab9a6b341 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071166
StatusPUBLIC

Content hashes

Canonical text39433654a0c49eab65dbc123dd1000b632bed2a4564b95f107717da9ec317c1b
Markdown48752ce4d7395702c985012ede2a921fa9590a0f3d163529697ac21c06136e17
PDF
Publication page6a99c6b7ead711ca50407273f0478d2fb07af153b90a128c2b1f870b403bb66e
Manifest4847ea906cee5626d5c0bebfbcf6da4ec2aaffc233478838751343556217356b

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
Signature1PO+XgSXvSEuJ1LlzJf/wNPLw0tstzxMD5zItXW6iRreEHnN1VXTmOD09byB6bI98RMxWxQ2ToHS7/ukCDR+DA==
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

2026-09-17T10:24:40.536957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071166
observed 6a99c6b7ead711ca50407273f0478d2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:40.521629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071166/manifest.json
observed 4847ea906cee5626d5c0bebfbcf6da4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:40.505272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071166/publication.md
observed 48752ce4d7395702c985012ede2a921f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:40.489204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071166/publication.txt
observed 39433654a0c49eab65dbc123dd1000b6...
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.