OpenTechnical

OT-2026-000022312

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000022312) never changes.

Identity and time

Publication numberOT-2026-000022312 · never reused
Internal UUID01a0ae6f-f4fd-72da-86b4-dd4d6c091662 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022312
StatusPUBLIC

Content hashes

Canonical text0b6fbe6ffbb475545b6825c7426bbf9927727ebc8db1b2c2b06c659e567a1cb7
Markdownd2a9b29f7e4f7e01a6b03cb7f61f030f9c2294901015a39ec683ffe67a1d24a6
PDF
Publication page319cb9c8420679ac40515e9f4ebc0cae4c2d51165017b078dc6342d4e7697c46
Manifestb38cf6a8cb5d59f68398566916bdf59b03854a8ba9188f90aecc70834659b5e1

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
Signature1Y3LhhxOcLy8tDzfepuZo+FhBESxySrLfE3MuLpnqqb9InjOytFxYeJYdgbEHhVgmILX17qPKm48muT2r3zJAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:53:40.249195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022312
observed 319cb9c8420679ac40515e9f4ebc0cae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:40.228695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022312/manifest.json
observed b38cf6a8cb5d59f68398566916bdf59b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:40.210811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022312/publication.md
observed d2a9b29f7e4f7e01a6b03cb7f61f030f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:40.191138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022312/publication.txt
observed 0b6fbe6ffbb475545b6825c7426bbf99...
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.