OpenTechnical

OT-2026-000098450

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000098450) never changes.

Identity and time

Publication numberOT-2026-000098450 · never reused
Internal UUID01a0aea1-e965-78c1-8366-a6635f410bfc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098450
StatusPUBLIC

Content hashes

Canonical text73829262ae0784e4b9a98a96167bc8eedd3f6aa1fdd9fdca520e717bd55186e5
Markdown561666ebcc3bf4fc1807336ae75c78bb0a3851c371aac4542dcd83defcb0a92f
PDF
Publication page25a7e8ca340c85e7ce1e99b3840a2de7a31a6aa816b52872541661016079a0d5
Manifestc13e5e14946a6e2f1da159036f96584653c45092f6d23603c9e7b8fcf259fbc7

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
SignatureZGCJHKXmH9n5sPowFQLpXERhkWPyZCjELeIJvMzQKjrlSdIlEEiD7/yDMlRYwx872KdzWTvBYPoq3ZcBP5LADQ==
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

2026-09-17T09:32:18.569156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098450
observed 25a7e8ca340c85e7ce1e99b3840a2de7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:18.550254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098450/manifest.json
observed c13e5e14946a6e2f1da159036f965846...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:18.533006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098450/publication.md
observed 561666ebcc3bf4fc1807336ae75c78bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:18.514602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098450/publication.txt
observed 73829262ae0784e4b9a98a96167bc8ee...
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.