OpenTechnical

OT-2026-000062843

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before 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-2026-000062843) never changes.

Identity and time

Publication numberOT-2026-000062843 · never reused
Internal UUID01a0ae8c-94a7-7c9b-b6a1-6ccb6297728e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062843
StatusPUBLIC

Content hashes

Canonical textf2bd4f31a53e23ed6a63868c7351f7a7e243c6607d55508bd2414ef17498957d
Markdown267dedb9a053c99cb83d7e0fa04e69eeafea27645ce11fbe8588f6dc7a372a87
PDF
Publication page1fc77c5e513654cfffa0b2070940a2635a5bf29f154b1bbd882a213fcded3335
Manifesta180b23ec9c3555a16bee141ef571e17c7f4eb0106391f9f5ff2a96717d7b26f

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
SignatureW0LE63ncYmlvYhufpB6+AHQkaAcim7AOexh0fNLCFPXF/4q7QwdHIYR60KRxaq9yyNW49vgv7DBQd2dAjKtwAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:10.904460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062843
observed 1fc77c5e513654cfffa0b2070940a263...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:10.881049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062843/manifest.json
observed a180b23ec9c3555a16bee141ef571e17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:10.855410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062843/publication.md
observed 267dedb9a053c99cb83d7e0fa04e69ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:10.828678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062843/publication.txt
observed f2bd4f31a53e23ed6a63868c7351f7a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:32.267565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062843
observed 1fc77c5e513654cfffa0b2070940a263...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:32.248935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062843/manifest.json
observed a180b23ec9c3555a16bee141ef571e17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:32.230661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062843/publication.md
observed 267dedb9a053c99cb83d7e0fa04e69ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:32.212929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062843/publication.txt
observed f2bd4f31a53e23ed6a63868c7351f7a7...
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.