OpenTechnical

OT-2026-000063305

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, vented after 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-2026-000063305) never changes.

Identity and time

Publication numberOT-2026-000063305 · never reused
Internal UUID01a0ae8c-f943-765f-9b98-b489b9afdf39 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063305
StatusPUBLIC

Content hashes

Canonical text3e00102fe4afdadf200f3a0f80a36c3675bdd06d8738162b92c2c527a0273277
Markdownae6a7c8a72a0df8842ffbf42e3f1b171c6a2e294e8d07642b818e0166bf874e3
PDF
Publication page47b06ae6ba3326fee0f2a99abe2794efa094e451b777e0df7bb2236e549bdd01
Manifest5d9fcf1dee0d289894f37bb3298177a0483b6b260eba726561b249ba776f50f9

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
Signature2EDuvpAq2E/fERsfce4EZ3TQgkDuluAJl3QhOmj8DzovPpmSY9AGKVvCm+DhB/t0rLHu6N760EjM6Hks0EJAAg==
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

2026-09-17T10:37:11.469278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063305
observed 47b06ae6ba3326fee0f2a99abe2794ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:11.449262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063305/manifest.json
observed 5d9fcf1dee0d289894f37bb3298177a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:11.427407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063305/publication.md
observed ae6a7c8a72a0df8842ffbf42e3f1b171...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:11.340713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063305/publication.txt
observed 3e00102fe4afdadf200f3a0f80a36c36...
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.