OpenTechnical

OT-2026-000032658

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, pulsed blow-off 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-2026-000032658) never changes.

Identity and time

Publication numberOT-2026-000032658 · never reused
Internal UUID01a0ae75-1070-7c9e-a0ae-08284294912d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032658
StatusPUBLIC

Content hashes

Canonical text4737aac686eb03d19a525892b350bb88781d8262227cbe36152f479ff3e0f5b2
Markdownea9f1adac42c4520f6ef8d1a1e8847ef501b8d94ff3b142646fe69159332fd28
PDF
Publication pageebb62f1f2bccaf46b4ed7f01be99bf00c156d758ff70dc58dbafd10d64425b35
Manifest582447bc5dff993665f792ec48a68dff4e3f7c6e071cb0ebdbc953e88c2f57e9

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
SignatureuvVGHN9d/1woorpJ6Jen/wc5OWRoY6B+7gzsVn8N9I7ocptTFQsGuQLdX0yXJyNzO4sJ5Hz00jv/XQnfrLtiDw==
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

2026-09-17T11:34:15.265579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032658
observed ebb62f1f2bccaf46b4ed7f01be99bf00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:15.250103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032658/manifest.json
observed 582447bc5dff993665f792ec48a68dff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:15.232540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032658/publication.md
observed ea9f1adac42c4520f6ef8d1a1e8847ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:15.214637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032658/publication.txt
observed 4737aac686eb03d19a525892b350bb88...
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.