OpenTechnical

OT-2026-000003852

Publication integrity record

Vacuum cup gripper, two zone face, three stage ejector, pressure verified at each zone

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-2026-000003852) never changes.

Identity and time

Publication numberOT-2026-000003852 · never reused
Internal UUID01a0a90b-40c9-7a3d-b05a-4dd1169f87c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:08:02.124520Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003852
StatusPUBLIC

Content hashes

Canonical text23dc948687415df3cbe775c9c68d864012b65165598380709d52802cc90f101b
Markdown5610bd871730a3cb1aa31e053579399379eb4cb7eaa1492745aea6b76d3aff6d
PDF
Publication paged84d3b02c6cf13acb7f05a8f9db212887ad3c4163ae8b604dad49993f3daad06
Manifeste2000f1ab9dc52bad673b0da523a7f0b63564aa145e34244d8f5f4165e779b8e

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
SignatureSVWQZ9DR9otmlbpK0ELFsyIQ8IPJjo3pTep220rCoSsCKCRDass1mLEWfRNybrO77i+8WqrBMlk83TNAjCglBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T07:10:16.491132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003852
observed d84d3b02c6cf13acb7f05a8f9db21288...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:16.477730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003852/manifest.json
observed e2000f1ab9dc52bad673b0da523a7f0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:16.463462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003852/publication.md
observed 5610bd871730a3cb1aa31e0535793993...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:16.449830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003852/publication.txt
observed 23dc948687415df3cbe775c9c68d8640...
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.