OpenTechnical

OT-2026-000100207

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, three stage ejector, pressure sensor per zone, 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-2026-000100207) never changes.

Identity and time

Publication numberOT-2026-000100207 · never reused
Internal UUID01a0aea3-3052-7767-b11f-00d29e804688 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100207
StatusPUBLIC

Content hashes

Canonical text1266481574a279aff48088d744b957db843bd23669823ae25edf3bbea0f35a4f
Markdownc2dc94afcea599401ab883032dc48472f243d45766fa65ec5f376d5182da619e
PDF
Publication page7bde7a6b7a5e1730bc5340e7db1c17e824bde9faa21cecdec601b14256d3ca07
Manifest95b6049fc6aa3527d833f1496b0fd896a37e18a4320f224f66fdd67b8e4f7ff6

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
Signature2RGwHNzEJ68mcbPQI3lyD+JkoZo+UXr8k7uqg0n4xxcpGui/3EUb3d7giKW3stEtSUbQD/qVHhd/QLSvcY5GCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:55.781103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100207
observed 7bde7a6b7a5e1730bc5340e7db1c17e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:55.763507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100207/manifest.json
observed 95b6049fc6aa3527d833f1496b0fd896...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:55.745759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100207/publication.md
observed c2dc94afcea599401ab883032dc48472...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:55.726811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100207/publication.txt
observed 1266481574a279aff48088d744b957db...
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.