OpenTechnical

OT-2026-000071874

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, vented 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-2026-000071874) never changes.

Identity and time

Publication numberOT-2026-000071874 · never reused
Internal UUID01a0ae92-1e92-7df3-a8f4-52503dcf7587 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071874
StatusPUBLIC

Content hashes

Canonical text3029aceae0430f0d6f0cd4831feb946c76319f8b8125fa55a0bc71ec3d4a2863
Markdownf3134e2194ffe83e48b82490fa3ec72a8bde7a638bc45762752ba48aa16d00ce
PDF
Publication page507fa87c41c2633430703d2f60593adf034bcb6a2f7bbb81027b140f16ce752c
Manifest5aa7990a75a011f3b6d848c0866ea93e5cd3f63f756e6bcd5b8de1691b803822

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
SignatureA6GydmeLe54mFcVc8a7SDOtKeQaYPQOXGc3/E0RjJx+o5Kq7pcgcOH8mpZldx9L/KovoaO/ofeseetuZ54QkBg==
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

2026-09-17T10:24:34.594826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071874
observed 507fa87c41c2633430703d2f60593adf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:34.576200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071874/manifest.json
observed 5aa7990a75a011f3b6d848c0866ea93e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:34.560278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071874/publication.md
observed f3134e2194ffe83e48b82490fa3ec72a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:34.540777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071874/publication.txt
observed 3029aceae0430f0d6f0cd4831feb946c...
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.