OpenTechnical

OT-2026-000031334

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, pulsed 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-2026-000031334) never changes.

Identity and time

Publication numberOT-2026-000031334 · never reused
Internal UUID01a0ae74-87ac-7bf7-9fb8-b823a31fc779 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:07.653052Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031334
StatusPUBLIC

Content hashes

Canonical textc8603a184b6938294071054a65f73ba8db5e2f088f03f2bc55eb07009e04a8a4
Markdowna848c7c1b959dc356b3a5124bfd53252e8c89122185801403e347bee35102a78
PDF
Publication page126a569f6a24d482a3f957144b4e4db1db71b1964fac698c2e5ec6ce5dbbb8a9
Manifest95bb86b326795ced13f194d31cf10ddf35ea2e321fc4eeea6a22c8fe4587e2cd

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
SignaturethLdwRskjWz0m3HrVmuuVz0QggMylGqxEwncShEbkKlbrcEb4BsZWRa6YAjgsUYE6ADu03BKIxNnaJDqYJgGAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:36:01.692980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031334
observed 126a569f6a24d482a3f957144b4e4db1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:01.674721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031334/manifest.json
observed 95bb86b326795ced13f194d31cf10ddf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:01.656969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031334/publication.md
observed a848c7c1b959dc356b3a5124bfd53252...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:01.635456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031334/publication.txt
observed c8603a184b6938294071054a65f73ba8...
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.