OpenTechnical

OT-2026-000064367

Publication integrity record

Foam pad vacuum gripper, three zone face, three stage ejector, pressure sensor per zone, 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-2026-000064367) never changes.

Identity and time

Publication numberOT-2026-000064367 · never reused
Internal UUID01a0ae8d-a460-7c38-b9a6-1b2198c96098 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064367
StatusPUBLIC

Content hashes

Canonical textcebd62c8bef5952f1c17f5c4ec57237e96b25e043b02974364552a07fc88df16
Markdowne6b347e0fff9329ccc3bdd015bf2d061136735501e0df6b9332e2211e7aec702
PDF
Publication pageb87e773dcbc4a7facbcc368855967c9191101f1993b7c7fe8306cdde3b1c0e5d
Manifest639e75be93efb6af0b8c30b0190758112b363e2f032bbe1e1bdcabff17fecfb8

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
SignatureOZOk+IKJ5TgAMdX7r8YCUudbCTxXUfOya5ZIFdO1+zQxop+B/fC79BwNqpSKbouCURnvgdx0IBr7qbljDhRIAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:31.874510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064367
observed b87e773dcbc4a7facbcc368855967c91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:31.855127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064367/manifest.json
observed 639e75be93efb6af0b8c30b019075811...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:31.836367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064367/publication.md
observed e6b347e0fff9329ccc3bdd015bf2d061...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:31.817453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064367/publication.txt
observed cebd62c8bef5952f1c17f5c4ec57237e...
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.