OpenTechnical

OT-2026-000062198

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000062198) never changes.

Identity and time

Publication numberOT-2026-000062198 · never reused
Internal UUID01a0ae8c-0abd-7499-9099-b358a8b8fd2f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062198
StatusPUBLIC

Content hashes

Canonical texte1d45aa906eca5b1940a5388f843cb911df8e29a2bb3955393d4f481b3819b3d
Markdowndd6d07207e4c8a772bfcc9edeb4d1a2154ece1802b3de53f5988d2da9f066193
PDF
Publication page32c5a3278f9cebd5657a02d66bb79f702117df7be332a4ecd5b76deda4b799f2
Manifeste06318ce81b48d79eb64fabe4b9105112dee25cbdc246d95727d883a01f96587

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
Signature8ngU1IGxUF5sNoh2ZoTicLjaCYJXUOFNn0cbZRBGOh71qtAyn60Mv8nfj6L3J1W3F5qiGo6OPrDQhgD0SgyHAA==
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

2026-09-17T10:39:27.787643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062198
observed 32c5a3278f9cebd5657a02d66bb79f70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:27.770220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062198/manifest.json
observed e06318ce81b48d79eb64fabe4b910511...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:27.752821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062198/publication.md
observed dd6d07207e4c8a772bfcc9edeb4d1a21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:27.735063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062198/publication.txt
observed e1d45aa906eca5b1940a5388f843cb91...
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.