OpenTechnical

OT-2026-000076732

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000076732) never changes.

Identity and time

Publication numberOT-2026-000076732 · never reused
Internal UUID01a0ae94-b06f-7c9c-bad8-4d5fa8c155e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076732
StatusPUBLIC

Content hashes

Canonical text5a89a6cc9c218dcab716f115b96bb0bbd93a3eb230b7e2e37a24d682de1b0f7c
Markdown286c7fa5d47474d1ca157c4c0dba33a03d44ffc1d8e309f8e757fd7bf957b3d9
PDF
Publication page29e4227e0779a8c652ac818e5744ec2dc889cd0214a89d0b85e88484c0eb2fb5
Manifest9a2f69644e28d5c3e92095d295b74c3198761373314896273be491d12a2e3dc4

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
SignatureMPlddgInJsBv0p83pnP1r5qxe8wlInAQCJEbwY42s7ru0p04prb4F8PX8lvLUguRslRDGENd9GfM5/gC4ZueBw==
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

2026-09-17T10:09:31.059908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076732
observed 29e4227e0779a8c652ac818e5744ec2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:31.041996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076732/manifest.json
observed 9a2f69644e28d5c3e92095d295b74c31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:31.022094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076732/publication.md
observed 286c7fa5d47474d1ca157c4c0dba33a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:31.002578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076732/publication.txt
observed 5a89a6cc9c218dcab716f115b96bb0bb...
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.