OpenTechnical

OT-2026-000095351

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

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-2026-000095351) never changes.

Identity and time

Publication numberOT-2026-000095351 · never reused
Internal UUID01a0ae9f-8f71-772a-a8d1-c303b3df5d75 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095351
StatusPUBLIC

Content hashes

Canonical textbcccb0c6cfcbce8daf4af98c4db6744f6dfd7c3309687e98a1f3855a3c20a484
Markdown18c422f20986e369f69836e6299a73f2329753438185c8c91fd0ac290236139e
PDF
Publication page9b68ebf95b8e345f1f8ca815b4d0c348fe8518e7fcb2425f01797a1d04ceb49b
Manifestcf9f4120f87bbec2c36777f692199bff9db56bb7a327fe2f0bf7bda5f43bf0c5

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
SignatureHZQG0tVxFDQvd7ydxxIwLFWAh7oXEikWTmZGlcpLo+69vYhJfWeY3FMorMdQLekI5RdPVFNOKdh+niUmYZ/kCA==
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

2026-09-17T09:36:42.764129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095351
observed 9b68ebf95b8e345f1f8ca815b4d0c348...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:42.743657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095351/manifest.json
observed cf9f4120f87bbec2c36777f692199bff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:42.722527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095351/publication.md
observed 18c422f20986e369f69836e6299a73f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:42.701723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095351/publication.txt
observed bcccb0c6cfcbce8daf4af98c4db6744f...
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.