OpenTechnical

OT-2026-000086905

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single stage ejector, 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-2026-000086905) never changes.

Identity and time

Publication numberOT-2026-000086905 · never reused
Internal UUID01a0ae9a-80a5-715c-a444-04670cc5f654 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086905
StatusPUBLIC

Content hashes

Canonical text87deeb11c914b704fb2f1cbc59cb3d9a5d43c676f236babd8c65577a58ef07b5
Markdowna9b37d900d7f031c669315f9b7cf22ff4331cec2b2e0ddb47779c8cf66595728
PDF
Publication page3d51e9729a1c01369ece010c516bbfc893dd1879b3c5cf7c04f45fa874cbd746
Manifest6639bd81f4aff3b635892b3155f354ebdf8549eb45627ff12ad509f6d29e2193

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
Signature8ch31OOdSx9S14aOkFWenCM5s16CPQQ+QVoXTnM0yblgRS14YmDFeSxPLkc+lAqKWS5BkI59Czb3fzILhCNzAg==
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

2026-09-17T09:51:45.466090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086905
observed 3d51e9729a1c01369ece010c516bbfc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:45.442870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086905/manifest.json
observed 6639bd81f4aff3b635892b3155f354eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:45.422766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086905/publication.md
observed a9b37d900d7f031c669315f9b7cf22ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:45.401227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086905/publication.txt
observed 87deeb11c914b704fb2f1cbc59cb3d9a...
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.