OpenTechnical

OT-2026-000026384

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000026384) never changes.

Identity and time

Publication numberOT-2026-000026384 · never reused
Internal UUID01a0ae71-f4a7-73eb-88df-397d55943ed7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026384
StatusPUBLIC

Content hashes

Canonical textaa8c9640a158c7032fe79a48b0da9e4580acebf19d98f75e35188565c4018b91
Markdown8340247f5a67d1c9bb328179318cdabb9b2a9c21e9f1d39f12f704251d56ac40
PDF
Publication pagee11320e000d40afc2713f0d5881e56ef9fc7107faa0face99153810fc9f8b238
Manifest4df953bf8499a82c0311fc804decd8f3250fbaff0d4186057161f6522c0df1fc

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
SignaturemFcHD8yjh9VWgWyAa1gm3C8r9qD9vEUGV66sGcTx+Phx3+ojWxICADJoKi9MeY6XDicZ6Id+luI9gV2UH/yrBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:44:22.005709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026384
observed e11320e000d40afc2713f0d5881e56ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:21.990088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026384/manifest.json
observed 4df953bf8499a82c0311fc804decd8f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:21.974837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026384/publication.md
observed 8340247f5a67d1c9bb328179318cdabb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:21.959519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026384/publication.txt
observed aa8c9640a158c7032fe79a48b0da9e45...
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.