OpenTechnical

OT-2026-000051449

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000051449) never changes.

Identity and time

Publication numberOT-2026-000051449 · never reused
Internal UUID01a0ae83-7c80-71a9-a471-d66167cd9638 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051449
StatusPUBLIC

Content hashes

Canonical textc83bf99604d3bb621b562f68a6864d5c990f4547492b00a9f3441e396eea5b36
Markdownbe7a270f373c11cea24a4aed8416c939d2038eafc4bf56a75ba73db39d15e320
PDF
Publication page37ff39640167edd984b7c9efd400e68d51097e6f2705c606eb0f825e9bdb86de
Manifestfc7819969020362b75020e0478b165b7d23d162835542cb162a521bee59b71b3

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
SignatureBVyisLVzFCx89s8zy+gBqEqwqlbmbNuRDxaMgXwjZRIn4Cyf0lvfXKjucFM40ORTljzYMxJik0aanF1MC0NNCA==
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

2026-09-17T10:58:10.533659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051449
observed 37ff39640167edd984b7c9efd400e68d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:10.515557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051449/manifest.json
observed fc7819969020362b75020e0478b165b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:10.497931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051449/publication.md
observed be7a270f373c11cea24a4aed8416c939...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:10.479821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051449/publication.txt
observed c83bf99604d3bb621b562f68a6864d5c...
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.