OpenTechnical

OT-2026-000093128

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single 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-2026-000093128) never changes.

Identity and time

Publication numberOT-2026-000093128 · never reused
Internal UUID01a0ae9e-0910-7805-bd78-6e4798af7030 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093128
StatusPUBLIC

Content hashes

Canonical text8827d983786860ce9591fcb38250f4484d1d40b41e48db0dc0bf39d34ba6c6e2
Markdownce46255ada2159569a37faabad7922706ee97b984e37ded0a85cd3097dd81b2d
PDF
Publication page554b3d0a62eb0071328627eabdc9d0f645f26bc739bab0eb792a57daa43eca4f
Manifest93c56754f275cdbe3864bad62430a61dcef438459dc3b1f6c0735b6447125df1

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
Signature3Ds5Jo5Q9iDs78txb7wfjojjFZHDKGWvICzjkh54osXUb2kZKLrsFOdd7Enn+BHSpghJEGCoQRC9EGF0MDfMBw==
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

2026-09-17T09:40:25.109613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093128
observed 554b3d0a62eb0071328627eabdc9d0f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.091269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093128/manifest.json
observed 93c56754f275cdbe3864bad62430a61d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.072448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093128/publication.md
observed ce46255ada2159569a37faabad792270...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.053619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093128/publication.txt
observed 8827d983786860ce9591fcb38250f448...
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.