OpenTechnical

OT-2026-000090034

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000090034) never changes.

Identity and time

Publication numberOT-2026-000090034 · never reused
Internal UUID01a0ae9c-428e-704d-93da-f2475aad66e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:31.390046Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000090034
StatusPUBLIC

Content hashes

Canonical texta14859e22a4062a6e2d7c3f176c973e473be322be90d857e52cd66545e784171
Markdowne00978b0e75bd33e7a011cdeceacdc632398f8fa31cd5384183385e2a3e64deb
PDF
Publication page04370c5896c5336ca25faea4666185c013d253765cb4bc9e6ff70906fcacaaed
Manifest616715bec5a1913480ee9285bb151ea9826134473b523ade19a87317b6bab415

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
SignatureSTLqo6bLI7pa63eX1TH1Mw/mNxG8LV+yzsIogXXhKGTUdKRXoMWEr8WnGMp6Adihm7MSH32dbaR4/OCQ/VY8BA==
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

2026-09-17T09:45:26.193929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090034
observed 04370c5896c5336ca25faea4666185c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:26.175172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090034/manifest.json
observed 616715bec5a1913480ee9285bb151ea9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:26.156784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090034/publication.md
observed e00978b0e75bd33e7a011cdeceacdc63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:26.139756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090034/publication.txt
observed a14859e22a4062a6e2d7c3f176c973e4...
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.