OpenTechnical

OT-2026-000026302

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000026302) never changes.

Identity and time

Publication numberOT-2026-000026302 · never reused
Internal UUID01a0ae71-f4a6-761e-830c-f1d60455341e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026302
StatusPUBLIC

Content hashes

Canonical texta89b47b8ec92db055740878f93fcb78eebbcbc13e3f8096013c0352b7eabbd00
Markdown45c65e123368001ec1fb84edd48a77320a353b1c8606986e0b6d8b1227c2fc98
PDF
Publication page654b228b6da6578db753500506ba59541a1bbc753c636e4b6f769fa27914732f
Manifest861c523b06c9af2800092ad876bed92455d87f92e905d461fa673daa6f0f58f1

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
SignaturelfrTqvOmsIpLGzA+ljdLsgemZiNNb1YruZQi0D9bZ9V+nIGG8kMTD9VMwXhb/Qsc5noRwROC5rHwbt6NfJriCw==
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

2026-09-17T11:44:15.203731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026302
observed 654b228b6da6578db753500506ba5954...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:15.186208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026302/manifest.json
observed 861c523b06c9af2800092ad876bed924...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:15.169478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026302/publication.md
observed 45c65e123368001ec1fb84edd48a7732...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:15.153685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026302/publication.txt
observed a89b47b8ec92db055740878f93fcb78e...
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.