OpenTechnical

OT-2026-000065066

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000065066) never changes.

Identity and time

Publication numberOT-2026-000065066 · never reused
Internal UUID01a0ae8d-decb-720a-a0f8-f2180ba14860 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065066
StatusPUBLIC

Content hashes

Canonical textb271ec748ad700f0450fb4fada4231d8f7b951773b38b5fda445883e0b435df0
Markdown3ae90ce70e952425426ded5d8492d151895befd68f5f3ac9f67d4c5852a2428a
PDF
Publication page38fa127d1635884775a7dca79472db177cccd991926789aa83bacad90ab4506c
Manifest3696e464d1add5d8545d2058a43c0dc0d9c06268d2ffe7423e2f0bbe267acb4a

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
SignatureQPwz+xYAO32q+u/1XEF8/OnbAiL9O7swuWzE3zRk1Uhjgyo1F0DcSguWc6xZto8WBxGdf3xSua5l+I7C+jU5Cw==
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

2026-09-17T10:36:02.756558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065066
observed 38fa127d1635884775a7dca79472db17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:02.737990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065066/manifest.json
observed 3696e464d1add5d8545d2058a43c0dc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:02.721289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065066/publication.md
observed 3ae90ce70e952425426ded5d8492d151...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:02.702060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065066/publication.txt
observed b271ec748ad700f0450fb4fada4231d8...
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.