OpenTechnical

OT-2026-000094517

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, manifold pressure sensor, sustained blow-off 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-2026-000094517) never changes.

Identity and time

Publication numberOT-2026-000094517 · never reused
Internal UUID01a0ae9e-f4e9-7f22-8f72-0bb50d4247d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094517
StatusPUBLIC

Content hashes

Canonical texta0a6a49f7c69e99e36331d4bb9c8f5ecbeb0cff21dbc4f8ffb999e87085cebe4
Markdownca359eb292cddfdcec98ea2faf7bd37c0bf94224790a8f76f888cf6df91362ae
PDF
Publication page580fe08c6cd7f04aafd42e9d0e855b2ad1ba968250d17f97cf18171d66ac399f
Manifest867d6d1a34b4bac96543cfcaaf758e36ebba85091d3677a810d3786eb6e81b49

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
Signature6e4KYSYlVN0zDP3BLsMlzaFsmBqLQXolaGpkoZU+w9+kt01S0pYtyuAjMWotIZ7B9g7arHtVLgbr8F7g60eRCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:57.295703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094517
observed 580fe08c6cd7f04aafd42e9d0e855b2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:57.275920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094517/manifest.json
observed 867d6d1a34b4bac96543cfcaaf758e36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:57.259020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094517/publication.md
observed ca359eb292cddfdcec98ea2faf7bd37c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:57.241198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094517/publication.txt
observed a0a6a49f7c69e99e36331d4bb9c8f5ec...
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.