OpenTechnical

OT-2026-000093197

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two 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-2026-000093197) never changes.

Identity and time

Publication numberOT-2026-000093197 · never reused
Internal UUID01a0ae9e-0911-743a-91c1-06cfd8ffcde7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093197
StatusPUBLIC

Content hashes

Canonical text614e0c505b99ca24f2be90a57ac4b0bc871a8bec62489d2f901122a37fd55f82
Markdown66f02fb63ac6cff46e543337b484df764fea784da755ee303c2ade07a68a2bc5
PDF
Publication page5011ccb0b0958039b40f4c82b0f22fc6141d0048e44db6cab1f8673089c0c8d1
Manifest5373b3ebc6b37fef0038abd5499daf806af4ae14b9d5974446381511b2d6a4e2

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
SignatureFiETYiDI98aLFvfWqQ5vqWqF2u3WUYopBbuwIrmUrpBZrYrsFGHRl0VwgRQIdRXYSZofv1hF/gtLWiUlPzzmBA==
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

2026-09-17T09:40:30.337402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093197
observed 5011ccb0b0958039b40f4c82b0f22fc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:30.315793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093197/manifest.json
observed 5373b3ebc6b37fef0038abd5499daf80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:30.289823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093197/publication.md
observed 66f02fb63ac6cff46e543337b484df76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:30.271438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093197/publication.txt
observed 614e0c505b99ca24f2be90a57ac4b0bc...
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.