OpenTechnical

OT-2026-000093167

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three 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-2026-000093167) never changes.

Identity and time

Publication numberOT-2026-000093167 · never reused
Internal UUID01a0ae9e-0910-7a3c-87cd-dafd7058f068 · 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-2026-000093167
StatusPUBLIC

Content hashes

Canonical text87b63dbeaa614786fb852a1eb6ad3c11170d71cb73b14e658bbc0e9faee8ddfe
Markdown04914e372a114119c67b8e874762b86d8b414f264b2643a73d18189211be83ae
PDF
Publication page0bee4105f84c75ab80c39ed384e51a0dfe52829c9242f6a5bc2a2ed8afc9bb4c
Manifestad2e41d0476dda96863ed257e75fbb92c2e9eba2b1a2d3dd73c47ad501cfe45f

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
Signaturehl8D2+EBcO4SxesUXJZ8NsCJ+0OX8qII9kHw1u9KWE4RtcQksaguH3jYfFXiIj68TE97lUijYbbu3m8LmtTFDA==
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

2026-09-17T09:40:28.005149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093167
observed 0bee4105f84c75ab80c39ed384e51a0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:27.987224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093167/manifest.json
observed ad2e41d0476dda96863ed257e75fbb92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:27.969566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093167/publication.md
observed 04914e372a114119c67b8e874762b86d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:27.952362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093167/publication.txt
observed 87b63dbeaa614786fb852a1eb6ad3c11...
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.