OpenTechnical

OT-2026-000093823

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, 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-2026-000093823) never changes.

Identity and time

Publication numberOT-2026-000093823 · never reused
Internal UUID01a0ae9e-508c-701a-881a-e30cb670b43c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093823
StatusPUBLIC

Content hashes

Canonical text3871e9e18e0d05ef36cf96121c79c9f8830a34122013d7fbd1d47d77c47f5c03
Markdown2a6fc15c4e2549b140e01f0e3ef078d7f7f461652502c3613abac692a2f6fcb0
PDF
Publication pagec49218743c803b0337178fa7d5b87f0933eee4ee280b7e42f730fc779ce51bc5
Manifeste1cc2e2983adb3122ade4d0ddf02d6d9658cee6ab966df408ee043cfb86b4505

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
SignaturepKkEb13NV8PwukkANsvIVMohKsLPT9YlYsxPS2wFRPMVXHXc2KVzQFvoJv8U/slZdPGR8jPHRoE1IQKy2WMpDQ==
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

2026-09-17T09:39:56.044827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093823
observed c49218743c803b0337178fa7d5b87f09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:56.025854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093823/manifest.json
observed e1cc2e2983adb3122ade4d0ddf02d6d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:56.007843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093823/publication.md
observed 2a6fc15c4e2549b140e01f0e3ef078d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:55.989729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093823/publication.txt
observed 3871e9e18e0d05ef36cf96121c79c9f8...
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.