OpenTechnical

OT-2026-000087765

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three 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-2026-000087765) never changes.

Identity and time

Publication numberOT-2026-000087765 · never reused
Internal UUID01a0ae9b-1aa4-7e71-bc64-06d21c3d3973 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087765
StatusPUBLIC

Content hashes

Canonical text6d6cc44f02c053910ce56cce693ead8702f327b9bb1bcd15d181a86f27c6908a
Markdown3ceea53c5fc28557545dfbde8afd9160f906a3be083464616c5cc1d155bbb4ed
PDF
Publication page3388384e7fc17620dda166c1214d0ac7bb94004be7a06a24aed4104772a04fe7
Manifest1fd065198a2570bf387ee92ae6fb630f55d2e1f748ec5bf436055bff7470b068

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
SignatureMkl4kZIIOdnMe086fdlysFgNKxTQNCselMjYkJ2RUOP3ibXkk0QZl8oX6h6YCKwjzs7RS99AdLBEhig4/ixJCQ==
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

2026-09-17T09:48:57.837984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087765
observed 3388384e7fc17620dda166c1214d0ac7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:57.818534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087765/manifest.json
observed 1fd065198a2570bf387ee92ae6fb630f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:57.800780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087765/publication.md
observed 3ceea53c5fc28557545dfbde8afd9160...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:57.783270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087765/publication.txt
observed 6d6cc44f02c053910ce56cce693ead87...
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.