OpenTechnical

OT-2026-000080174

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000080174) never changes.

Identity and time

Publication numberOT-2026-000080174 · never reused
Internal UUID01a0ae96-7e76-7eb8-85ca-8084eca1ae27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080174
StatusPUBLIC

Content hashes

Canonical text1481d6df63476c3447ba1b5e218ae49b20730c1c1f1b763158e5906b49137052
Markdownd13bc7f679289c1f9b140632a67976fdaee6bfd3d897583255ace1c8087bbd77
PDF
Publication pagef274d6adedad5d82f9593710b67c9793def4d2a4fc82c9e77a9471153f2c41be
Manifesta5aa9a21b12a595c3a4c8baeacf076a513de86ec15fda3443a339e5e6d0ca391

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
Signature69DIjHOHwdLMFGE2IQWpP8aRsSux4J/CNAInHzSOoCzlzJKvSsq9AsiMDT+NKTJztrM8NzJAkRTu+2s5tn4mAg==
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

2026-09-17T10:02:36.608980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080174
observed f274d6adedad5d82f9593710b67c9793...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:36.587022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080174/manifest.json
observed a5aa9a21b12a595c3a4c8baeacf076a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:36.568304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080174/publication.md
observed d13bc7f679289c1f9b140632a67976fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:36.549612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080174/publication.txt
observed 1481d6df63476c3447ba1b5e218ae49b...
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.