OpenTechnical

OT-2026-000009819

Publication integrity record

Three cup vacuum gripper, three zone face, plant vacuum fed, vented after set-down

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-2026-000009819) never changes.

Identity and time

Publication numberOT-2026-000009819 · never reused
Internal UUID01a0ae6b-cb78-7859-a5cf-6c68a6fc84a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009819
StatusPUBLIC

Content hashes

Canonical text0700f6e48c6e135d3c69e2f1f03c3d8a0cc5c38b6e475c30aa2fa1ce654963c8
Markdownba339639f7209fde2a982cdba0fcbae134b7cbb2ad09714b9ebbf128c9780fa7
PDF
Publication page502d97bff955b6dc78f0ae902b9d6bd94daf28a06839499e08441883ae5eb013
Manifest7aa7389e3bd3bb7a6568c2005602e99bc74dfd7162751fef68399bb1824ea0e0

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
Signature6TNHRQdOBChqp/UgeTVw8yRS+bsksp/yD+yK3Ut14tCiolLrSm4N2g0lpZAo2toIcfaw3Ry682p8ETw0k9cyDA==
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

2026-09-17T12:15:48.537514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009819
observed 502d97bff955b6dc78f0ae902b9d6bd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:48.516873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009819/manifest.json
observed 7aa7389e3bd3bb7a6568c2005602e99b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:48.496130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009819/publication.md
observed ba339639f7209fde2a982cdba0fcbae1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:48.476064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009819/publication.txt
observed 0700f6e48c6e135d3c69e2f1f03c3d8a...
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.