OpenTechnical

OT-2026-000036138

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000036138) never changes.

Identity and time

Publication numberOT-2026-000036138 · never reused
Internal UUID01a0ae77-01ce-7e46-b4f1-0a839430edaa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036138
StatusPUBLIC

Content hashes

Canonical text08ab205921bf1c1fecef00a81afc1d3bfb22d1516736ac62cea77d07c4ae49d7
Markdownf271b83055916e00f781f17ca8679ce8ddec1099be7a90889ee7bce4ebbdd6e1
PDF
Publication pagefa35c25cbf8f92ec747aba9c6461ce5850ab3743afb02eb9e97c9a11633e6499
Manifest3409afbf00218f066c632331bc36f82ec153436497f6c7ba9d844a5a7d2157e8

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
Signature52CzdwjsfEaiQNlH7nCCIbG85TDmHb15blHeWiULrt3SPqSzZfyey/GLG0J4ild3zOv1rVkDNmYKfcaxBa8XAA==
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

2026-09-17T11:26:20.328233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036138
observed fa35c25cbf8f92ec747aba9c6461ce58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:20.309159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036138/manifest.json
observed 3409afbf00218f066c632331bc36f82e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:20.290155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036138/publication.md
observed f271b83055916e00f781f17ca8679ce8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:20.258749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036138/publication.txt
observed 08ab205921bf1c1fecef00a81afc1d3b...
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.