OpenTechnical

OT-2026-000038306

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000038306) never changes.

Identity and time

Publication numberOT-2026-000038306 · never reused
Internal UUID01a0ae78-2d51-71c6-86e9-d45612e1f04e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038306
StatusPUBLIC

Content hashes

Canonical text0b9a9b0dbf3d35422dcc56cf6140b3d3e60234eaafdc8a9073b8630defeb3e1a
Markdownad74e96111e3e61eae2a9d9977808c7246c59d4ee7b107aa9a76312bf40fae6d
PDF
Publication page7651b82a91ab91238828c688bf2fd2704b606bb82a7bb45877107726c930f1c8
Manifest6b1618f2b5e2a9f96028e26364055c24cced595e15b1f6b0527e8a588bfce114

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
Signature/0eTWPhGTe6vHq4XgvCws1sbnFT9pPKJbK8BT8qfdT5aWdksObm8b1vp4Rz7u4N7H/0HKF39KAojZM0X9Mn/Cg==
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

2026-09-17T11:22:28.707572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038306
observed 7651b82a91ab91238828c688bf2fd270...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:28.688925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038306/manifest.json
observed 6b1618f2b5e2a9f96028e26364055c24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:28.672406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038306/publication.md
observed ad74e96111e3e61eae2a9d9977808c72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:28.656586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038306/publication.txt
observed 0b9a9b0dbf3d35422dcc56cf6140b3d3...
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.