OpenTechnical

OT-2026-000073845

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000073845) never changes.

Identity and time

Publication numberOT-2026-000073845 · never reused
Internal UUID01a0ae93-2b8e-794c-97b6-7e096ff7875d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073845
StatusPUBLIC

Content hashes

Canonical text2eaec513f4ad27754860e983e071fff1bafb9e2bf09becff3adb731e1eab1735
Markdown51bd2177bd67b1159c68c91b2f8dd4798cbb1535758b19859cbdfb70ca8a3c17
PDF
Publication page1c8f9772a20f0f3051e72ec057c320d696fdbb30220731169bb4e7959806219d
Manifestaac50711e81828617d26ceed2212b09146e4ba6f29fe2ebbad698d72ee820ef7

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
SignatureiPgsARRLChFxQJc8WpKgkzqIXzKDPHYT4jOPsR4S9RYrkH8AegVQejQN/kFvyOQcKyqSKTvJkncWa1MsFFVJAw==
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

2026-09-17T10:19:58.776465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073845
observed 1c8f9772a20f0f3051e72ec057c320d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:58.758363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073845/manifest.json
observed aac50711e81828617d26ceed2212b091...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:58.738963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073845/publication.md
observed 51bd2177bd67b1159c68c91b2f8dd479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:58.720835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073845/publication.txt
observed 2eaec513f4ad27754860e983e071fff1...
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.