OpenTechnical

OT-2026-000075236

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000075236) never changes.

Identity and time

Publication numberOT-2026-000075236 · never reused
Internal UUID01a0ae93-f200-7021-8552-edca06495f17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075236
StatusPUBLIC

Content hashes

Canonical texte6143826a5c454cc08f2f263128f8e844c66fe1fe0b9d366dcb42c22a18edb84
Markdown157a6488988f12f0a86c19990e7071862c7d68ef49e560e05d4794ccb08c399d
PDF
Publication page07cf61c9ae74368c41602b4e7a4d853b87432e23975ab414e46f885277f2c5c4
Manifesta05907793c403ce5fb971faae00dfc8b27fabf2252f2cc650bf181836aead109

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
SignatureB2QBN6zjOETn7pvldQOEohg+F2BS4pu/Tw1oZlIBAdqBbOV84EqDU/ROr8XFuD8tUVhhQhjeO06BGDEFyTu4Bg==
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

2026-09-17T10:20:31.332343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075236
observed 07cf61c9ae74368c41602b4e7a4d853b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:31.313802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075236/manifest.json
observed a05907793c403ce5fb971faae00dfc8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:31.292965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075236/publication.md
observed 157a6488988f12f0a86c19990e707186...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:31.273891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075236/publication.txt
observed e6143826a5c454cc08f2f263128f8e84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:48.984497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075236
observed 07cf61c9ae74368c41602b4e7a4d853b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:48.965817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075236/manifest.json
observed a05907793c403ce5fb971faae00dfc8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:48.946497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075236/publication.md
observed 157a6488988f12f0a86c19990e707186...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:48.806723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075236/publication.txt
observed e6143826a5c454cc08f2f263128f8e84...
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.