OpenTechnical

OT-2026-000095735

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, pressure sensor per zone, sustained 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-2026-000095735) never changes.

Identity and time

Publication numberOT-2026-000095735 · never reused
Internal UUID01a0ae9f-fac6-7ceb-8684-e7eab75480b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095735
StatusPUBLIC

Content hashes

Canonical text83e4174b09be6f5ac31e0b1965daf51ef9760ec5042e664d6962c2d119ba32b6
Markdownee228b279dd7e0078bff2f8cfc3a638c3459d1a3d4012285d35deff4c239e349
PDF
Publication page5ffefa2d6a276dc57b93577e612b42df1ee6e5073ad3aa4168b413fe8cee6263
Manifestefde863dc3a276898c0b255987c5397053ff5dca1ab5a289c0eb931304913958

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
SignatureoERYCAODIsn3oRqsJT0bzAIYe+qxu0Xs53xH/ZX14RfU8PDj3PB4kX/ceMwqGMZeLNvv/+mOGQzrlaYq78uDAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:17.912183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095735
observed 5ffefa2d6a276dc57b93577e612b42df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:17.895102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095735/manifest.json
observed efde863dc3a276898c0b255987c53970...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:17.877854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095735/publication.md
observed ee228b279dd7e0078bff2f8cfc3a638c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:17.860311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095735/publication.txt
observed 83e4174b09be6f5ac31e0b1965daf51e...
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.