OpenTechnical

OT-2026-000068552

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000068552) never changes.

Identity and time

Publication numberOT-2026-000068552 · never reused
Internal UUID01a0ae90-2482-795c-9d14-b9fbb60086b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068552
StatusPUBLIC

Content hashes

Canonical texta59b06839e115abed54a91aeb09e29c232974c84733ebbf649880b1c8db154c8
Markdownd1d5ca69d862ca933024c8ab412a2f16238724a6c055523dfa34ddb73049cacd
PDF
Publication page923620c9de542c460f379d3b8b934e5a68f90be7ccd60cda445819d379748a93
Manifest677f68f8f22147e7aefaecc1719d05bcb9ab6c18f02a3db2a1c29ee58c066150

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
SignaturefKXxMIj9BC+9CPruhxp8braj62EElT5RCs0QOotP0EBb+5dJatC9muNsvlj0/ILGbov3NgX/R6xjnQMRVyI5Bg==
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

2026-09-17T10:29:43.184930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068552
observed 923620c9de542c460f379d3b8b934e5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:43.165242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068552/manifest.json
observed 677f68f8f22147e7aefaecc1719d05bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:43.147227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068552/publication.md
observed d1d5ca69d862ca933024c8ab412a2f16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:43.129425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068552/publication.txt
observed a59b06839e115abed54a91aeb09e29c2...
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.