OpenTechnical

OT-2026-000084176

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000084176) never changes.

Identity and time

Publication numberOT-2026-000084176 · never reused
Internal UUID01a0ae98-5b5f-71b4-a84e-0dceba58cdcf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084176
StatusPUBLIC

Content hashes

Canonical text8383832897a1f4ac0783917df3406feb9f0ba3568c4e22d598ae810f653b41a3
Markdowne7bf785077a311fdabea87fbfe7cb59f94e904b5c7994c0fbe47352b9989a939
PDF
Publication page1a93df9988bf21e9dac060497a16c961d436c8ad255f3a64a37f57a31b1d09b4
Manifest2452e56fa9ff8dabc8beb4f008f0cc734261f00c80ff5759f3a43b60c38cac49

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
Signature2Ib6y4fW+Q7zRp13SHl9tPmE3+YSDCY12DHLDW2uu/hAETe9bMQ7wh4nUOLvW5p5Lzxa3iAsbjJiOvQMqCZyBw==
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

2026-09-17T09:55:57.195404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084176
observed 1a93df9988bf21e9dac060497a16c961...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:57.178086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084176/manifest.json
observed 2452e56fa9ff8dabc8beb4f008f0cc73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:57.159979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084176/publication.md
observed e7bf785077a311fdabea87fbfe7cb59f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:57.141369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084176/publication.txt
observed 8383832897a1f4ac0783917df3406feb...
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.