OpenTechnical

OT-2026-000066318

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000066318) never changes.

Identity and time

Publication numberOT-2026-000066318 · never reused
Internal UUID01a0ae8e-8dc4-783d-a481-d9d036dbfeab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066318
StatusPUBLIC

Content hashes

Canonical text8c93b9a92e294f17d51c66cad7782aeb32b3f2bd5b55d922f7ed6f3c5fb83533
Markdown5c9f20953955d55a396ed680a7359f8ef4a05513aa0e5683dab57274b1c88ad9
PDF
Publication page40c51414960fbdbd45623ba759a7d0a31f7142e1d562723ba453cc45a91d248b
Manifest5d3adde820d54e1d465812ea39f7038fdffafe68e79de49cb9c770aa8ed84cb7

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
SignaturedMxTkVdSkpvvZmgC4KfJwOdkUzvF5krLD5lSmddmUlGUsJBW0B0AZEBn0V1BoV9sY494PKN+t1fTJckXklJeDg==
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

2026-09-17T10:33:30.423031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066318
observed 40c51414960fbdbd45623ba759a7d0a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:30.406545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066318/manifest.json
observed 5d3adde820d54e1d465812ea39f7038f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:30.389145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066318/publication.md
observed 5c9f20953955d55a396ed680a7359f8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:30.371659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066318/publication.txt
observed 8c93b9a92e294f17d51c66cad7782aeb...
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.