OpenTechnical

OT-2026-000071325

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000071325) never changes.

Identity and time

Publication numberOT-2026-000071325 · never reused
Internal UUID01a0ae91-e0ec-761d-baa6-e6a23011dd7c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071325
StatusPUBLIC

Content hashes

Canonical text1ce19f38f6fc7b6b4948e961a57a0e504c78ca78dab0576b6d82261ceec68009
Markdown0c306e83791e6f7fd191c58c3a166ed32063f788df43a63ae4380566154b9e15
PDF
Publication page137ff3b917cf8ae8e0303248a48e7d70b1e3eacd05594223d48dbb3e8b9fa320
Manifeste4f8c235ca889f50e45f35eee64c764e1a20d99a6296ec50401cc00b4620fac8

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
SignatureyAwRm1a4vX9hdaTztht0hVOlMMRprIqY+QUVZd3qsg+zwa5lvTcaRfNaRlkmBBXMGOh8zKOcMkt6Bqd8OZlvCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:24:55.041088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071325
observed 137ff3b917cf8ae8e0303248a48e7d70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:55.022159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071325/manifest.json
observed e4f8c235ca889f50e45f35eee64c764e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:55.004012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071325/publication.md
observed 0c306e83791e6f7fd191c58c3a166ed3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:54.984543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071325/publication.txt
observed 1ce19f38f6fc7b6b4948e961a57a0e50...
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.