OpenTechnical

OT-2026-000097051

Publication integrity record

Foam pad vacuum gripper, four zone face, two stage ejector, supply line 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-2026-000097051) never changes.

Identity and time

Publication numberOT-2026-000097051 · never reused
Internal UUID01a0aea1-01c9-7802-a95e-2bcf3601af75 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097051
StatusPUBLIC

Content hashes

Canonical texte2a914aac74ca0fecb890836bcedc22c65207bf583a9d068ffc0923219676b17
Markdown063e84dc91f765af58f1730bc377cf40244e10434308a88cc8a942f5886cf5a1
PDF
Publication page560fa4d6d7ba611b437ca49bbd26258be7c4b51782343a61f2e93dd9c46825a5
Manifestea91f4d52da9f44413419e6f91f2c4d308cc45004177834d07ea72347fadf715

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
SignaturedTPEYCraUQ2rKTV1yxSt5xIkV+EjTzE/txlrIDrruQ15q4L+R5JEUcx0dL6bb1pZkNnvz5zisPLr/XEo9HjxCw==
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

2026-09-17T09:10:35.885698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097051
observed 560fa4d6d7ba611b437ca49bbd26258b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:35.864504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097051/manifest.json
observed ea91f4d52da9f44413419e6f91f2c4d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:35.843069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097051/publication.md
observed 063e84dc91f765af58f1730bc377cf40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:35.699633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097051/publication.txt
observed e2a914aac74ca0fecb890836bcedc22c...
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.