OpenTechnical

OT-2026-000083634

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000083634) never changes.

Identity and time

Publication numberOT-2026-000083634 · never reused
Internal UUID01a0ae98-0416-7025-8fea-316251a81b2a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083634
StatusPUBLIC

Content hashes

Canonical textd38bc80eab4e74891183b1319068f556ec281656e485dee095cebe6e3c413e2e
Markdowna77370cd7ef0cf5e8b009876f3cf5fda9e17b47b1bf8de299123306b18d16f6e
PDF
Publication page2fd868b4d8457e067be84f6a9328b79e6f1a8b33aa102f1d317fe860d0fb7af4
Manifest4454b5995e95eee1fa0de37b9acd26db08d5ef46b9cc370abd24b168fa518c34

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
Signaturen69Bc6H56T2EH1CY2AnuGO3bFOa4An5imOyJSE8Q0ygEpbLP6EBfd4gcQaz6/yrzf5yxHU8BvqBwqywP07TBCA==
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

2026-09-17T09:57:14.876667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083634
observed 2fd868b4d8457e067be84f6a9328b79e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:14.859570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083634/manifest.json
observed 4454b5995e95eee1fa0de37b9acd26db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:14.841420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083634/publication.md
observed a77370cd7ef0cf5e8b009876f3cf5fda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:14.822738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083634/publication.txt
observed d38bc80eab4e74891183b1319068f556...
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.