OpenTechnical

OT-2026-000036306

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000036306) never changes.

Identity and time

Publication numberOT-2026-000036306 · never reused
Internal UUID01a0ae77-01d0-7c6c-8258-e50f02f6a1fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036306
StatusPUBLIC

Content hashes

Canonical textb290061726cfec98da64b408cb886637ff3c5b48fe8fb5e6993faee6cb745cee
Markdown8837259ea7914d19e30aa5103ed39156568b633fc22fe49649fc94cecd06e980
PDF
Publication page44b9e58d86505be110410524352593a35597182080c0789181476e08742e9ba8
Manifestc30f1f27abbd4a06f1fc83e3352207fe1af2eb8c9a98fe5657918c253ab42399

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
SignaturewvvF79ZIlmYPJUUgKm6C8k8xxTyPAkGXklVxvI+kpl/nff6VP1ivRshETVw3ZBHQdAZtvmhzZjnRx1med49lDg==
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

2026-09-17T11:26:34.678526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036306
observed 44b9e58d86505be110410524352593a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:34.659391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036306/manifest.json
observed c30f1f27abbd4a06f1fc83e3352207fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:34.640015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036306/publication.md
observed 8837259ea7914d19e30aa5103ed39156...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:34.621622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036306/publication.txt
observed b290061726cfec98da64b408cb886637...
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.