OpenTechnical

OT-2026-000018026

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000018026) never changes.

Identity and time

Publication numberOT-2026-000018026 · never reused
Internal UUID01a0ae6e-96fc-7b47-83e4-9a29dc790aec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018026
StatusPUBLIC

Content hashes

Canonical text8544e95c3abfd513399b043689ec3fe38299035eae217b7bb242e4e8e2cb391b
Markdown7a90218b9038aaa060eebd731646900d834eb74eafffce82db8c4e2edd611293
PDF
Publication page827141202f10556231da715291d978eace50030555ded8c1cba7cde1fc1a7bb3
Manifest37c6f5e8008dab23750a9ac49553425330d7af9b13bc7f2590b2f711d7dcf56e

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
SignatureealrbbxoT9LlbM4INDNG2HtVG+Sw2YuNQYJo6LPQ29SpnYU5ee/i9Fv0y62z6gvEK1sJSXLyxmW/lxYLhEn8DA==
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

2026-09-17T12:02:03.150856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018026
observed 827141202f10556231da715291d978ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:03.133951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018026/manifest.json
observed 37c6f5e8008dab23750a9ac495534253...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:03.116905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018026/publication.md
observed 7a90218b9038aaa060eebd731646900d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:03.099987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018026/publication.txt
observed 8544e95c3abfd513399b043689ec3fe3...
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.