OpenTechnical

OT-2026-000075684

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000075684) never changes.

Identity and time

Publication numberOT-2026-000075684 · never reused
Internal UUID01a0ae94-29fd-7de0-ad38-fe70906b99e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075684
StatusPUBLIC

Content hashes

Canonical textf626ce78058bf6bba612d5a43f1ddf5702c9bf33f118f1ab1c8d2ba8d0c99431
Markdown4868b2d9d3a58b3e395aede0804741a57f3b173686fa049e1dfb71d9eaf35ebf
PDF
Publication page0791173e9c568eff5e18db194db90691936d988aa045733723f2c80f8401774f
Manifeste862a4bfa1a4ee297ef7c4a3016701d0cc19ba53abc49cccd67af66f9b71319d

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
SignatureEo66gJg8RG4X4p8V+rWM/kTTcttOYdu8vUy3It0a4AuAZWu+squyBruyLFcKEmIF87V8k4GMsDiDnMavTDcvBg==
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

2026-09-17T10:13:51.718321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075684
observed 0791173e9c568eff5e18db194db90691...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:13:51.695771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075684/manifest.json
observed e862a4bfa1a4ee297ef7c4a3016701d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:13:51.299838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075684/publication.md
observed 4868b2d9d3a58b3e395aede0804741a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:13:51.280845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075684/publication.txt
observed f626ce78058bf6bba612d5a43f1ddf57...
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.