OpenTechnical

OT-2026-000083911

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, 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-2026-000083911) never changes.

Identity and time

Publication numberOT-2026-000083911 · never reused
Internal UUID01a0ae98-0418-7881-8eb8-729551e1417b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083911
StatusPUBLIC

Content hashes

Canonical textcef51a8d7e9932e0443a6f10047dfab79b96d80e5564f0ad20128a245cf4dc25
Markdownc0d6ea260e68f581b2fa174c1f193fdabdc9e1238ed5b3387c3d2724c3457ae5
PDF
Publication page3f1d4d8f18a167b27d33ab906f9accd2065d80ef389463516264a8c010875b4f
Manifest1a35225b9d2bdfa688973809763cbd2c149bca73233cef79a215a0e46eb41126

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
SignaturelhsP5J6XEkkO5a4JKLFRCYnOd595M+bqzGBAmcDGe7Rj1kKUVmh2TC6irVom8rtnPmdASsCQBQvzU1d7gtJ0Bw==
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

2026-09-17T10:00:23.913351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083911
observed 3f1d4d8f18a167b27d33ab906f9accd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:23.885390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083911/manifest.json
observed 1a35225b9d2bdfa688973809763cbd2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:23.857955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083911/publication.md
observed c0d6ea260e68f581b2fa174c1f193fda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:23.835878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083911/publication.txt
observed cef51a8d7e9932e0443a6f10047dfab7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:34.941469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083911
observed 3f1d4d8f18a167b27d33ab906f9accd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:34.923254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083911/manifest.json
observed 1a35225b9d2bdfa688973809763cbd2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:34.905319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083911/publication.md
observed c0d6ea260e68f581b2fa174c1f193fda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:34.886829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083911/publication.txt
observed cef51a8d7e9932e0443a6f10047dfab7...
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.