OpenTechnical

OT-2026-000102263

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, pulsed blow-off after set-down

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-2026-000102263) never changes.

Identity and time

Publication numberOT-2026-000102263 · never reused
Internal UUID01a0aea4-50f3-73df-a531-a8bd0c672ca4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102263
StatusPUBLIC

Content hashes

Canonical textbcc78db9b0bc654f62d7796573d85298477377b8162b70f14519c38154e67f49
Markdown2893a9c27232813b1295f5d30052d1584b54d16684217f1a1320a98c6151d4c5
PDF
Publication page993fad32af3191d394f69fbcaf74d75ef9e8a720a5f4e3b2b140c9f87e198dae
Manifesta9bb94297db6a9c02dd5acfb3684bf37b44b10fc53c55a705df6cf2b7cd63ba6

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
SignatureQdintxiRIsiGF58gguKavGl+YUTsrX7FSqZhmRPM5qbWelpTaaqa1vBYaFnzlkyYvuBYrGnkPW63YFAabB81Aw==
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

2026-09-17T09:25:26.921750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102263
observed 993fad32af3191d394f69fbcaf74d75e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:26.902694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102263/manifest.json
observed a9bb94297db6a9c02dd5acfb3684bf37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:26.884646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102263/publication.md
observed 2893a9c27232813b1295f5d30052d158...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:26.866183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102263/publication.txt
observed bcc78db9b0bc654f62d7796573d85298...
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.