OpenTechnical

OT-2026-000051014

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, vented 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-2026-000051014) never changes.

Identity and time

Publication numberOT-2026-000051014 · never reused
Internal UUID01a0ae82-c7b4-76cc-bff5-819f7c92c039 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051014
StatusPUBLIC

Content hashes

Canonical text9c82d1ed3036b2a847697d90eeb7cf384083367590b491fdfb679fc47316ef36
Markdownef934e275f98f44a03c974cf77d71c0e49c711b83015c6de4059e9ab2c647ef1
PDF
Publication page8d72b49ad84de260e46121c7b3e314ccae839f596ff54c20c1c9f3d6bd000c0d
Manifesta61223938e1a8500f86783dc3a71aef3325c601de26abbb98e4274890192586e

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
Signatureny3ZWzPrQqxg5vnnYhkXlxRBiH32gsZiLtcJbSy2QLikywmyP8GqGnhawFk3JLHPxL5peuMqke2Ue3INFX+NBg==
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

2026-09-17T11:00:55.033436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051014
observed 8d72b49ad84de260e46121c7b3e314cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:55.013862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051014/manifest.json
observed a61223938e1a8500f86783dc3a71aef3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.993896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051014/publication.md
observed ef934e275f98f44a03c974cf77d71c0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.974683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051014/publication.txt
observed 9c82d1ed3036b2a847697d90eeb7cf38...
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.