OpenTechnical

OT-2026-000036267

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line 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-2026-000036267) never changes.

Identity and time

Publication numberOT-2026-000036267 · never reused
Internal UUID01a0ae77-01cf-7696-807d-84b6cb7560a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036267
StatusPUBLIC

Content hashes

Canonical text72f3e1bf4f0d85dd3a3935e873fd2d46432288b7a7d63790eabf32c76e814d33
Markdowna5a266b504ff6c8a4fc934f436802a6fdf022eee9f0b9e2912f0d5c050d8765a
PDF
Publication page99c9e3869172c99415288119ea95eda5d28f9faa46075f827386a86473873972
Manifestd7d9843b105e04088a138e7eb6f391316e24c366a4c9adf789cba53ebbcc9b43

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
Signaturev2DuLhQkXbr9BmkZOrSe0wGS3IEagsB8lV+yvrlhzqsEp3nFhiv+XX4MeBIkQI3WknYK2vyBFOFcYGs4ymrvBQ==
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

2026-09-17T11:26:31.560878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036267
observed 99c9e3869172c99415288119ea95eda5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:31.543396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036267/manifest.json
observed d7d9843b105e04088a138e7eb6f39131...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:31.526543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036267/publication.md
observed a5a266b504ff6c8a4fc934f436802a6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:31.510716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036267/publication.txt
observed 72f3e1bf4f0d85dd3a3935e873fd2d46...
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.