OpenTechnical

OT-2026-000009017

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, three stage ejector, pressure sensor per zone, vented after 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-2026-000009017) never changes.

Identity and time

Publication numberOT-2026-000009017 · never reused
Internal UUID01a0ae6b-31b8-7bb4-82e8-8631068f6298 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009017
StatusPUBLIC

Content hashes

Canonical text866878c5e5701c789e9b15e3bf4900b3837c658b4d7ff5f5b441786405f31bb8
Markdowndbd56dda136ef1a347d985104f1e2bc0019432a50d70584b1b5b474aaa502a6e
PDF
Publication pagece0ee257707fa7c984d71f1f2901e289e4fb3ea31d35f6ff0b5c581bb693efb3
Manifeste4c9a2afa27881f6d7097445034d40295d66591f78323cc2b9af6ea3871f009e

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
SignaturezDY71kanXAz+R5TLiIEjiRmH3cL0HO8m3ozHnHkDYO8MQhX+7TV49lpo09f5YkSH0mK+tJTOZmkiHJsbgbmhAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:39.472545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009017
observed ce0ee257707fa7c984d71f1f2901e289...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:39.450408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009017/manifest.json
observed e4c9a2afa27881f6d7097445034d4029...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:39.430919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009017/publication.md
observed dbd56dda136ef1a347d985104f1e2bc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:39.411666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009017/publication.txt
observed 866878c5e5701c789e9b15e3bf4900b3...
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.