OpenTechnical

OT-2026-000096657

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000096657) never changes.

Identity and time

Publication numberOT-2026-000096657 · never reused
Internal UUID01a0aea0-a4ab-7de9-b5c1-131e71220f52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096657
StatusPUBLIC

Content hashes

Canonical textf87332dfbea852d6cb528e99b7e039c1c548d79148e8e5f5b654bf528f686885
Markdown9f7df1b3fd08fab69de23914e381837e755c37e470d5094382d6fc99e03b9096
PDF
Publication pagecd23a5c8029f3e44f867dbc36a9672459d5423549c149a5d9c9074cbaac1f73e
Manifest197fa1218254640d69dee72d1fd89ebb54773f93387382b79c0b545c9b215617

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
Signature9taZXVTn7CRnzVbAnsVJ9poGL7VhcH1InKIO4Z6LdO1ohi0WoZOMtOT/ZioWYbB0UE8XjzTf5qXCouualpMdDQ==
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

2026-09-17T09:34:07.582793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096657
observed cd23a5c8029f3e44f867dbc36a967245...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:07.564993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096657/manifest.json
observed 197fa1218254640d69dee72d1fd89ebb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:07.544816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096657/publication.md
observed 9f7df1b3fd08fab69de23914e381837e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:07.525510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096657/publication.txt
observed f87332dfbea852d6cb528e99b7e039c1...
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.