OpenTechnical

OT-2026-000076205

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000076205) never changes.

Identity and time

Publication numberOT-2026-000076205 · never reused
Internal UUID01a0ae94-6a6f-7318-b3bd-146638cfad90 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076205
StatusPUBLIC

Content hashes

Canonical text5ce35d7a9c67652c8bafe0aefbfc8a4197c77fbdfe7cc3c354586bf14b540c3f
Markdownf2b9eb25b9b4840cd16cb5e31e400c7c0ebdbe96843c7e93faa8358a49ed88b5
PDF
Publication page5f8f3873b35490a84168c0191a517e1227c4931b483c1cb9881d02686263c200
Manifestfa24e811fc854c2d8ac30dd6cbe83802f2ca69765278fe2a5f06cb3f217229dd

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
SignatureMD+9veWv1jYJ/7PCmLjveeYKdM3B5YQRP5o0AmI02Z0gxbsXr3GQzP1dt68N9wa8/bkzhVH4+I+/u3iDSeuKDA==
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

2026-09-17T10:11:34.472985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076205
observed 5f8f3873b35490a84168c0191a517e12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:34.456169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076205/manifest.json
observed fa24e811fc854c2d8ac30dd6cbe83802...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:34.438765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076205/publication.md
observed f2b9eb25b9b4840cd16cb5e31e400c7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:34.294553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076205/publication.txt
observed 5ce35d7a9c67652c8bafe0aefbfc8a41...
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.