OpenTechnical

OT-2026-000017593

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000017593) never changes.

Identity and time

Publication numberOT-2026-000017593 · never reused
Internal UUID01a0ae6e-76ca-7591-8cb7-3db3a47813e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017593
StatusPUBLIC

Content hashes

Canonical texta33e71fca21b113469ce13ff6a23405ec77fb3e160b37186391110eaa08bf1a7
Markdown261ab84d2482eb9f3e1ea09f165d6b3f84384a370f5ac8ae2b03daf61c24c2b0
PDF
Publication page291892b3bb2285ac7823e09c2dc8a3c9fa945d5ab3c664c4947425ef82dfd7ea
Manifest32a6f46da1787e3383234cad8ef960b1ed303205ba79f80473959fd25dd88cbf

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
SignatureXjnu/GosaMcC2Qz2zzhjKLxWnRBqXII+1YQ9q8pYRkbr5d57Hw+3XehdytVAF9jYdQbTIJYzPVJ2kZe3Z6TjDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:02:46.371147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017593
observed 291892b3bb2285ac7823e09c2dc8a3c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:46.353217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017593/manifest.json
observed 32a6f46da1787e3383234cad8ef960b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:46.336098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017593/publication.md
observed 261ab84d2482eb9f3e1ea09f165d6b3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:46.316973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017593/publication.txt
observed a33e71fca21b113469ce13ff6a23405e...
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.