OpenTechnical

OT-2026-000093898

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000093898) never changes.

Identity and time

Publication numberOT-2026-000093898 · never reused
Internal UUID01a0ae9e-92c8-714c-b7ac-c6ca1cc438c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093898
StatusPUBLIC

Content hashes

Canonical texteabfecbf43f7004224d20b660ece1cb80eff89c0bb28bea71699a840418511ad
Markdowna7bf1be18a21e07a10cf1d34f8084d6f9996d4ec6fdd0f65ef9880b0176c96b8
PDF
Publication pageaadb9104fb0adc54e1feecdacd9d020de5da7d6e788fef205b81e90836c74822
Manifest89d79cf9585619578612367a6633f6dd0c0674b7d7f51bab64dcdc248adf05e3

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
Signature2bj4S27VqJm2eRWB6IqE+yAG3TamlJEQCP9AJ6Spo1ie3bW9QQOR5am4casEZ3tQH3OOhq892cRGsQguBS3wCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:09.879673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093898
observed aadb9104fb0adc54e1feecdacd9d020d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:09.861833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093898/manifest.json
observed 89d79cf9585619578612367a6633f6dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:09.842655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093898/publication.md
observed a7bf1be18a21e07a10cf1d34f8084d6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:09.824577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093898/publication.txt
observed eabfecbf43f7004224d20b660ece1cb8...
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.