OpenTechnical

OT-2026-000067792

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000067792) never changes.

Identity and time

Publication numberOT-2026-000067792 · never reused
Internal UUID01a0ae8f-c4fa-7de1-9059-905ad2c293cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067792
StatusPUBLIC

Content hashes

Canonical text019371eed37aed3253dcc0748f9d78483916c783fe6e3e0ea38d5bccb01ba70b
Markdown3fd3cdefe8991c52a3980c47d00abcd38824c9f4825cacf5a7ee2bd6c4c5d094
PDF
Publication page3b91ace280b30b48801b2970baaa970774612ded50f7c08219c2eca3e0358892
Manifestbec87eca747e920be181ffaeca0431981c2d65186555b6ccc76f5f70b6926687

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
SignatureoN6r1wNIdHmkvJAWQ66GhBcI2VrsPHDqlh1s6vcczfF12oEldj/rGBypF2r5UkkARFeG4L4FckTtzqJCQ0G4Ag==
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

2026-09-17T10:30:01.720879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067792
observed 3b91ace280b30b48801b2970baaa9707...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:01.702228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067792/manifest.json
observed bec87eca747e920be181ffaeca043198...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:01.680644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067792/publication.md
observed 3fd3cdefe8991c52a3980c47d00abcd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:01.662386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067792/publication.txt
observed 019371eed37aed3253dcc0748f9d7848...
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.