OpenTechnical

OT-2026-000086812

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, sustained 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-2026-000086812) never changes.

Identity and time

Publication numberOT-2026-000086812 · never reused
Internal UUID01a0ae9a-80a4-7dd3-b489-fbd893fda003 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086812
StatusPUBLIC

Content hashes

Canonical text633202776d6243edce9334f39c8795ec5fe535ee9032b2ed22bd118c115fae23
Markdownd789affdf00bc2e3750ce8898b90b4b5d58899af049ee2257998264836a359e3
PDF
Publication page65d1716369a973828eb91cfec8d0305ee22d9144a06bdbf900dcc4664415cd6d
Manifest6af12b052917234fe63cdffc2ee92089ae21bed3bed201ed4f68f18991c9202a

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
SignatureuW26NQPVeY5P1t5dUN+T2hTSr7IcYg497yQOVGPhgRejgs2hKYyvwiZGI+jJy5gLP0rgQA9Vt1577MEpOv13Cw==
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

2026-09-17T09:51:38.033329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086812
observed 65d1716369a973828eb91cfec8d0305e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:38.014847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086812/manifest.json
observed 6af12b052917234fe63cdffc2ee92089...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:37.967133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086812/publication.md
observed d789affdf00bc2e3750ce8898b90b4b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:37.941323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086812/publication.txt
observed 633202776d6243edce9334f39c8795ec...
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.