OpenTechnical

OT-2026-000093337

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000093337) never changes.

Identity and time

Publication numberOT-2026-000093337 · never reused
Internal UUID01a0ae9e-0912-773f-ab3e-d0fa174e16b9 · 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-2026-000093337
StatusPUBLIC

Content hashes

Canonical text7a5737054f0f5f19cc482933633bd9a08ec4e1c538d98cdcf8008424a9b6b618
Markdown77de42251a94214c2c2176aed244873723fb68ec56d38bc8a24275d4ea79e372
PDF
Publication page51db97762162212041081321e0d72816f4daf6499d522f4d9c291c0042c0615a
Manifest1821fbdbfb89b126ddaef495fde9d10d68d2b1cdfe852172f0cad5b0f178cfe3

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
Signaturearj0wHUnhcB2X+2UDMxufZYPBbq2dmFpSb6ZkNp52MJxz9HD4hbB6rGpF1tbIETbzN3yrB8bm83QubjAriLGBQ==
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

2026-09-17T09:40:43.543331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093337
observed 51db97762162212041081321e0d72816...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:43.526674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093337/manifest.json
observed 1821fbdbfb89b126ddaef495fde9d10d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:43.511460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093337/publication.md
observed 77de42251a94214c2c2176aed2448737...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:43.495226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093337/publication.txt
observed 7a5737054f0f5f19cc482933633bd9a0...
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.