OpenTechnical

OT-2026-000036023

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, pulsed blow-off before 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-2026-000036023) never changes.

Identity and time

Publication numberOT-2026-000036023 · never reused
Internal UUID01a0ae77-01cd-77c0-9404-63e00f5565f0 · 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-2026-000036023
StatusPUBLIC

Content hashes

Canonical text7a56b34bfb0ae22bf11b158d2efd3481dc445ff6246c22189bdf9628e06fa155
Markdown2504a3a92b3f448efd301ecdf91aac90e177bbd3298479e84ee48b3a4f1acdbf
PDF
Publication pageb61f839630ac8e891ec7a7ba4b5ea333e39c789d062de0ab3cfc242af79dab53
Manifest0fcbc527cdade4f5709bd7f7f6b8818b62886eab95325c012514cf991b93377e

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
SignatureKnP71QWu91P/a7yamXqKzkXrXMTzd6jUJlWB5Brt+YTciqkzUXTocTHKrz2WTLi6K4sI2xYmOugrYNS/dzH8Dg==
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

2026-09-17T11:26:11.713043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036023
observed b61f839630ac8e891ec7a7ba4b5ea333...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:11.693320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036023/manifest.json
observed 0fcbc527cdade4f5709bd7f7f6b8818b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:11.675886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036023/publication.md
observed 2504a3a92b3f448efd301ecdf91aac90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:11.659029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036023/publication.txt
observed 7a56b34bfb0ae22bf11b158d2efd3481...
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.