OpenTechnical

OT-2026-000103318

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000103318) never changes.

Identity and time

Publication numberOT-2026-000103318 · never reused
Internal UUID01a0aea4-be3f-7321-929f-3ce4e371585b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103318
StatusPUBLIC

Content hashes

Canonical text18dfa0e95e87ff8c3deee7c4fadb6d3507d915d435d8d698f0d40227bdd36406
Markdown08c3df00194537443b6aa6681f6295bf17c90c11de37a11ac21a5608b974ca62
PDF
Publication pagee128cfbac73f3f2fa1fbf5c6a5fb9d883e95d1ff4e2897d121a1933ef7380e9f
Manifestc9e9a48ebb72390bc1afcff5359b299fa52d6cfd674067fc682ff56bd6b616b1

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
SignaturetJE8RhNjQeEmiwV/vgOvkndYma2/0vvbJRCo8vi7D0RXj3p/3bj4lWhIefRzuHhayrLs1QqShZSCZNraZnrFBA==
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

2026-09-17T09:23:34.112117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103318
observed e128cfbac73f3f2fa1fbf5c6a5fb9d88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:34.093444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103318/manifest.json
observed c9e9a48ebb72390bc1afcff5359b299f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:34.076789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103318/publication.md
observed 08c3df00194537443b6aa6681f6295bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:34.058466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103318/publication.txt
observed 18dfa0e95e87ff8c3deee7c4fadb6d35...
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.