OpenTechnical

OT-2026-000084180

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000084180) never changes.

Identity and time

Publication numberOT-2026-000084180 · never reused
Internal UUID01a0ae98-5b5f-7b9a-8f76-4e716323f745 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084180
StatusPUBLIC

Content hashes

Canonical textc7e887df9c9a36cdab9ed509a178be30ea46b623f5fff4eaa770f5fc6f3954eb
Markdown7a13f365fd48f11c9acd628baded8a1f669b674cfe1fd10f7520b44f022bad55
PDF
Publication page3b84fe05329a83fb9c6d69885717ffb0ca59be544c0433a30b5fccc04119d5e5
Manifest5f7f8f58cb9db44ea54c003081787b313f69a8999f078bc7aaebbf2c30a2f0ba

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
SignaturemAIPPV1yTPSSkRw70BF7vbZYMMl4xyyPDAc5OibZGsuyhJR3cYH1RYb97o2ujcxkMWTwuccAoEcJkGaiaqslCg==
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

2026-09-17T09:55:57.487253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084180
observed 3b84fe05329a83fb9c6d69885717ffb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:57.469423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084180/manifest.json
observed 5f7f8f58cb9db44ea54c003081787b31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:57.451772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084180/publication.md
observed 7a13f365fd48f11c9acd628baded8a1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:57.433917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084180/publication.txt
observed c7e887df9c9a36cdab9ed509a178be30...
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.