OpenTechnical

OT-2026-000034126

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000034126) never changes.

Identity and time

Publication numberOT-2026-000034126 · never reused
Internal UUID01a0ae75-df0c-7142-b817-f316545b0c99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034126
StatusPUBLIC

Content hashes

Canonical texta25dd2781c3d37bc3e3b240de9a4b3c316656cdb9816ed14d9b6f036bed0afc7
Markdowna706b34433d1842125e762ae401c7cf5a3040bb1dcdfdf2f1ff10e80737a2f9d
PDF
Publication pagef77a062ad9fbf3f634167ebd93f96893099dc5bda055df350f7caaa51fbd7b49
Manifestc2203e80f5dd6c5e494dc14a02851c04ac0151f3f514bd40b97e0b428c926326

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
SignatureyilSbRAW4qUO0xTKzn/psa4KGXkTRURn9EexJyBSEWLicD0rAp1QhwrcCxJ4Su7YqLKJEa6BwWz/TDM76wHZCg==
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

2026-09-17T11:30:31.058172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034126
observed f77a062ad9fbf3f634167ebd93f96893...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:31.038108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034126/manifest.json
observed c2203e80f5dd6c5e494dc14a02851c04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:31.019188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034126/publication.md
observed a706b34433d1842125e762ae401c7cf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:31.002383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034126/publication.txt
observed a25dd2781c3d37bc3e3b240de9a4b3c3...
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.