OpenTechnical

OT-2026-000043078

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, sustained 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-2026-000043078) never changes.

Identity and time

Publication numberOT-2026-000043078 · never reused
Internal UUID01a0ae7b-3278-780d-b771-11eab61d6917 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043078
StatusPUBLIC

Content hashes

Canonical textbe97ec9ecd4291cd314fdcdd97e1ebdaf5c9158ab6c5e201791092a0f46d703b
Markdownfd18f30fed28bebf0999698ee1e90006e07664182b81dce54cdb414f148b0b71
PDF
Publication pageeba8abf01be2f836865071c5a1fd22ab110efacc52a8c01b7dd2be54d44f8202
Manifeste7178f0ab3c1c84490cf6c262a85c788d8caddecd44a1eb0f2d42f72908e1ce8

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
Signature/r2oa1YjUt0Wv+hemEypXjQIZip7PeJkz8YtL4QfBHEkDNZShskn7sJZL4KdCdos6a1+GnflR3BW/Vg1df0DDw==
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

2026-09-17T11:13:29.642400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043078
observed eba8abf01be2f836865071c5a1fd22ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:29.623002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043078/manifest.json
observed e7178f0ab3c1c84490cf6c262a85c788...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:29.604267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043078/publication.md
observed fd18f30fed28bebf0999698ee1e90006...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:29.585515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043078/publication.txt
observed be97ec9ecd4291cd314fdcdd97e1ebda...
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.