OpenTechnical

OT-2026-000093450

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000093450) never changes.

Identity and time

Publication numberOT-2026-000093450 · never reused
Internal UUID01a0ae9e-508a-7164-9a72-ca0d84be1315 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093450
StatusPUBLIC

Content hashes

Canonical text68c132f5c8dd7847156dd41e3f813e54ec6ee0350da9c29758a79983b53ffda3
Markdownd26380312974b75bb23bf9825cd8e4aebd9cae65c8f387e03ebbac546373079b
PDF
Publication page05973db8f2ce25e929ecf94913eed770583aaa71970346f4287901603a9595d6
Manifest4f51b0295f9fdb861a30f31ae58bf7e8cb5444079b14975e1855c3dc30bee45c

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
SignaturedP/8Ve7slw+7Yd8AX47nw+2iIp/B3uXltoq20vQz3zlgrv33B3p+RgjavT9Pc66nw9ljARY74NBvvle2CSEUCg==
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

2026-09-17T09:40:21.138849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093450
observed 05973db8f2ce25e929ecf94913eed770...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:21.120824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093450/manifest.json
observed 4f51b0295f9fdb861a30f31ae58bf7e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:21.102967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093450/publication.md
observed d26380312974b75bb23bf9825cd8e4ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:21.086116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093450/publication.txt
observed 68c132f5c8dd7847156dd41e3f813e54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:26.804146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093450
observed 05973db8f2ce25e929ecf94913eed770...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:26.786877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093450/manifest.json
observed 4f51b0295f9fdb861a30f31ae58bf7e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:26.768159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093450/publication.md
observed d26380312974b75bb23bf9825cd8e4ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:26.750924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093450/publication.txt
observed 68c132f5c8dd7847156dd41e3f813e54...
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.