OpenTechnical

OT-2026-000093801

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000093801) never changes.

Identity and time

Publication numberOT-2026-000093801 · never reused
Internal UUID01a0ae9e-508c-767b-8bb3-b528eec7af27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093801
StatusPUBLIC

Content hashes

Canonical text8af3fd0cc88b8ed052c6c9b4b531007e00ff3831432e7b7b3f781933e970535a
Markdownab544383f7c06a1c7f7d4121fd850a6dce34950edc800045a3baa3d082c9a268
PDF
Publication pagee89715c03b3b73c551ba9993eb96c1c3c3c8f654d9197252145505f68f6c3483
Manifest2d0d0969067642ead8b02ad6df5e307456ab87d9ad710ec1f70fec74839d9638

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
SignaturerGibjUAZwnVyzTlo2BnMDT0ZdOsLDgPOMYHxfjECG2e34+hV3r1ZOeaqkCP/a039q6OBzIW5s2dKVo+5KG40Dw==
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

2026-09-17T09:39:54.396957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093801
observed e89715c03b3b73c551ba9993eb96c1c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:54.379702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093801/manifest.json
observed 2d0d0969067642ead8b02ad6df5e3074...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:54.362183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093801/publication.md
observed ab544383f7c06a1c7f7d4121fd850a6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:54.343757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093801/publication.txt
observed 8af3fd0cc88b8ed052c6c9b4b531007e...
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.