OpenTechnical

OT-2026-000069022

Publication integrity record

Six pad foam vacuum gripper, six 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-2026-000069022) never changes.

Identity and time

Publication numberOT-2026-000069022 · never reused
Internal UUID01a0ae90-6dcd-71c4-8153-95725ea79815 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069022
StatusPUBLIC

Content hashes

Canonical textaa1680b1f5205fa6688bae9ac58a817d6424a3a7cb477afe31ded57e1ca2bc09
Markdownae615d4d459cf0877143203870e66a2ffad41cea524610619a37e8b5ecc21e02
PDF
Publication page1877ca387a3a787cb1f9d012d4fe460073822047b13ec012c599934fc4db7e2d
Manifest65dfa6087f42430a81c7ac69309a7ba062329eb108676f7f69639004a144df2e

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
SignatureRpZ47x2VQIgRZl6ngKKEtReVOkqdG4gxprKSxEliVHLpIKb3O5wEKHd6HO1hfycmmgCe+qcUGAkhq7lHHC4iDQ==
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

2026-09-17T10:28:52.456074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069022
observed 1877ca387a3a787cb1f9d012d4fe4600...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:52.439108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069022/manifest.json
observed 65dfa6087f42430a81c7ac69309a7ba0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:52.419428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069022/publication.md
observed ae615d4d459cf0877143203870e66a2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:52.401122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069022/publication.txt
observed aa1680b1f5205fa6688bae9ac58a817d...
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.