OpenTechnical

OT-2026-000100858

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, 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-2026-000100858) never changes.

Identity and time

Publication numberOT-2026-000100858 · never reused
Internal UUID01a0aea3-66f5-73c9-bfb1-fbcc6c8bac91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100858
StatusPUBLIC

Content hashes

Canonical texte5cc41c2c908800d9326ecc473168efe4c9d08568072bd494c1b487ee1a1fd52
Markdown1e1985121cbde3e3daf59470787242508989c346b935810f65b3d501652af7aa
PDF
Publication pageca02afd21e5544638f9687b3db96e13606a536c9d7b1a41b1b3598e834353863
Manifest18cfa3b705c5b645274e7c7e78b064419f2b393c4fbd47d50c8b02de6df2fc55

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
SignaturejL+MMsU2/mKRNCFyCSV4J5aOS9e7tTMgZBVE7ZPQH5xgbXJT3O0QfhmRgyMH2MQNiLgWWXrMDcCfJ5CaP6qHDQ==
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

2026-09-17T09:27:47.319492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100858
observed ca02afd21e5544638f9687b3db96e136...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:47.301993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100858/manifest.json
observed 18cfa3b705c5b645274e7c7e78b06441...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:47.283734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100858/publication.md
observed 1e1985121cbde3e3daf5947078724250...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:47.266867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100858/publication.txt
observed e5cc41c2c908800d9326ecc473168efe...
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.