OpenTechnical

OT-2026-000064259

Publication integrity record

Three bellows cup vacuum gripper, three zone face, two 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-2026-000064259) never changes.

Identity and time

Publication numberOT-2026-000064259 · never reused
Internal UUID01a0ae8d-a460-701c-9cb1-4efa58944cda · 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-2026-000064259
StatusPUBLIC

Content hashes

Canonical text397c236bb6878cdeef82555e64f406e33c5907a252dcae8cb65a7b5a4876e3d4
Markdown0532e203e79d38ed8246e5007df35e0d51e49cb659e0c9e141c6fb954f4d2237
PDF
Publication page97ca3997c3955433d7a053a5073354d3eafb0bb35dc1ea6f85b52f0deff74ddf
Manifest3b5f70a88d28b8b4ee5f89ab1b8d6926715f805c84669fd8fae5112f237a382f

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
SignaturexKHKeksEKsvKmYG9r0cyWdRBpEO0mfohrF1FrjyTH6rEd+7CIeLb2SK9ZPmM/VJZ7xzxxUlUNvOo4vAF9Zi2Dg==
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

2026-09-17T10:36:23.578538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064259
observed 97ca3997c3955433d7a053a5073354d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:23.561984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064259/manifest.json
observed 3b5f70a88d28b8b4ee5f89ab1b8d6926...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:23.545472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064259/publication.md
observed 0532e203e79d38ed8246e5007df35e0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:23.528005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064259/publication.txt
observed 397c236bb6878cdeef82555e64f406e3...
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.