OpenTechnical

OT-2026-000013401

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000013401) never changes.

Identity and time

Publication numberOT-2026-000013401 · never reused
Internal UUID01a0ae6d-6fca-7f1e-b77d-e13c0570e4b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013401
StatusPUBLIC

Content hashes

Canonical text3e2bf671e17b42d798b7ab1d4b1e3dcbe0aea53211bc2d72933855d96872f573
Markdown3443ef59b032ae8950225a05532a35b634c59570fcfc2a51488522b398aa809c
PDF
Publication page22878ccb755a590ab037bad81a913e19617784f3aa34f779458d3f7e9dee61ae
Manifestc470b57442e8329b8653723f30141f3b0f802366d381b1670b64b5ab9e7d7159

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
SignatureVofcsJNg7vwIleLflx3FLvq9JAtoSfinHxQpbSP+GXYE3b5oR2cLCXV5KMLodMP87+Tk0u3xFdla+Z2dHZDuDQ==
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

2026-09-17T12:09:52.582630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013401
observed 22878ccb755a590ab037bad81a913e19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:52.563554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013401/manifest.json
observed c470b57442e8329b8653723f30141f3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:52.544128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013401/publication.md
observed 3443ef59b032ae8950225a05532a35b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:52.525849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013401/publication.txt
observed 3e2bf671e17b42d798b7ab1d4b1e3dcb...
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.