OpenTechnical

OT-2026-000009830

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three 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-2026-000009830) never changes.

Identity and time

Publication numberOT-2026-000009830 · never reused
Internal UUID01a0ae6b-cb78-78cd-ab71-294911f705b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009830
StatusPUBLIC

Content hashes

Canonical text9838315019f3988f823bc2169d108fd9a469aeec060fd481046a02c5275f2018
Markdown175c691d4c18739ca3048bf7dc96a5da6ae1be5ab2092c07e68f509a34385280
PDF
Publication pagef393629d1e6138c47d2bbe7011bee4697c7c634b1fb98d25c8abe5d163c65eec
Manifest9ef8ebd59cdddf087a69d9701ccc526d051271ebb1cd1d9fda27b9408951d956

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
SignaturerKLS8bfA7JLgl7C+WdMU3oiIewMpYLIIFl3S+wa76f6yJTV27JVG4gEjqaD9g7yecGpTQKUEXWjAyoHqth9ZCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:49.294688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009830
observed f393629d1e6138c47d2bbe7011bee469...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:49.274983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009830/manifest.json
observed 9ef8ebd59cdddf087a69d9701ccc526d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:49.254971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009830/publication.md
observed 175c691d4c18739ca3048bf7dc96a5da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:49.235143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009830/publication.txt
observed 9838315019f3988f823bc2169d108fd9...
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.