OpenTechnical

OT-2026-000046259

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000046259) never changes.

Identity and time

Publication numberOT-2026-000046259 · never reused
Internal UUID01a0ae7e-57ca-73ac-8146-ab7ef830be43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046259
StatusPUBLIC

Content hashes

Canonical text8343cce8b9e485f65a46e7b3926f801190f543baa7a02c6c6d23b467b8940454
Markdown522755b38921bb458a328fbb454e33f243a88d0a9fa18ddef49822cf378cf1a7
PDF
Publication page5fd3c3beb2d7a6bdb763d8fe8ee61c23ea498d1d8ecc9f3e484584e713e8ff12
Manifesta1f7ffb068aa3182cb5b15a0ca2a651a24e937819bf83d48b50ba3cc19f446ef

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
SignatureLQWf//Hn2imxqVbaFq1bHizIaAxM9XujryxqokIV0cni4yagLUjENXbJspNAlzLHHZXreroJreTRz5Go8irEDA==
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

2026-09-17T11:08:07.189719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046259
observed 5fd3c3beb2d7a6bdb763d8fe8ee61c23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:07.169915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046259/manifest.json
observed a1f7ffb068aa3182cb5b15a0ca2a651a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:07.108728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046259/publication.md
observed 522755b38921bb458a328fbb454e33f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:07.018679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046259/publication.txt
observed 8343cce8b9e485f65a46e7b3926f8011...
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.