OpenTechnical

OT-2026-000068068

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000068068) never changes.

Identity and time

Publication numberOT-2026-000068068 · never reused
Internal UUID01a0ae8f-c4fe-779c-b86c-5e1165f7f98e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068068
StatusPUBLIC

Content hashes

Canonical textd47f804d9890e64b66a445970702fd28722c5280adcbeaaac8e7e142d1a3d30b
Markdown1dc68d39c0c8d43a3399fc7df10bf09a0480392730b3beefc4998f4e9208cdb4
PDF
Publication page3b9c834f051a23f5b9639db2639ea6974eb541b86b89090378f552a7755fdbd9
Manifestab363a2ca56d75e823a2619ddfdc0a8a6d42751e8fc2eb2f8681bc9f0bafeae6

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
SignaturesphCtcwDysLKJx6fxApU/u4YWoyshRWjtUMc/zT39ROWmBxAna2JLvogzwHPZKABqxBvXyalMkyKLnebrEBVAA==
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

2026-09-17T10:30:39.313646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068068
observed 3b9c834f051a23f5b9639db2639ea697...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:39.291639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068068/manifest.json
observed ab363a2ca56d75e823a2619ddfdc0a8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:39.272759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068068/publication.md
observed 1dc68d39c0c8d43a3399fc7df10bf09a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:39.252422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068068/publication.txt
observed d47f804d9890e64b66a445970702fd28...
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.