OpenTechnical

OT-2026-000088821

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000088821) never changes.

Identity and time

Publication numberOT-2026-000088821 · never reused
Internal UUID01a0ae9b-8f10-7fd7-ad7e-32888eafa6cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088821
StatusPUBLIC

Content hashes

Canonical textd93e466bdee361e662d985177476eb084d11e1161125be20cb3d4958e08cfa8f
Markdownc2e16d00847744cdbc1afcf5954a34da3500ad98f77daa8f413af1954740fd34
PDF
Publication page3ffb85a166eb13a996113b9c16c6d6bba147c20c042a4d9c0dc825acb0be02e8
Manifestecea65b2dcf9fed9527d3975e9620ad14aaa622603d20df0faf661bf0a14db6b

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/lgoa5AZOVCpZEsYT+ODAe6r0WO2wq4xdK7yUXSMbg53is4MnZvOrHxtAyWec/d2qKLjdMdcCgNbHrDJYwI7AQ==
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

2026-09-17T09:48:12.419393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088821
observed 3ffb85a166eb13a996113b9c16c6d6bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:12.401777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088821/manifest.json
observed ecea65b2dcf9fed9527d3975e9620ad1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:12.383044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088821/publication.md
observed c2e16d00847744cdbc1afcf5954a34da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:12.363975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088821/publication.txt
observed d93e466bdee361e662d985177476eb08...
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.