OpenTechnical

OT-2026-000044425

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000044425) never changes.

Identity and time

Publication numberOT-2026-000044425 · never reused
Internal UUID01a0ae7c-39d7-7000-b88b-74f1bfa3001d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044425
StatusPUBLIC

Content hashes

Canonical text43e6e8e0f5243c92bc2902a936fbf9dcc34e15cd25aadcd9cabce83d6e85a631
Markdown3fea0b42a0bcd6c6b65cad46c645bddc297185a712e1c9d43694483a5abef435
PDF
Publication page3297e5fe77bd7c4238bb6dfd09d5de394c31d5317845f0ba3e5065a1fad5d19e
Manifest2eb1ecbdb7916e344022fc6c52a232e786dce9f4467bf15caec114bb6da262ae

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
SignaturerTAOcIQOf22TUr1ZtnVn+8wtN1PpQDFBSKz/hh54vcKamnPw2aIOAOQXoDbH1otLpdDd+iFo+lpMqlbLCQIRAQ==
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

2026-09-17T08:30:44.008234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044425
observed 3297e5fe77bd7c4238bb6dfd09d5de39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:43.992207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044425/manifest.json
observed 2eb1ecbdb7916e344022fc6c52a232e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:43.974369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044425/publication.md
observed 3fea0b42a0bcd6c6b65cad46c645bddc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:43.836923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044425/publication.txt
observed 43e6e8e0f5243c92bc2902a936fbf9dc...
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.