OpenTechnical

OT-2026-000003622

Publication integrity record

Bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pressure verified

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-2026-000003622) never changes.

Identity and time

Publication numberOT-2026-000003622 · never reused
Internal UUID01a0a90a-8fda-72bc-a89b-80a1e494f60b · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:16.829571Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003622
StatusPUBLIC

Content hashes

Canonical text1ffe5e5571a30e511dd296197861ff1b692eeecfc6ae049ae6dfa8544814f625
Markdown89b2501653ef0e0a79a55d15acb68438d3ab0728a54a03831c7eb8ede1235ed8
PDF
Publication page0eb0da347d2ff00f952d179fb39f515e7d5ac3fcd078d3df5afced0766771d06
Manifestff6bdf6bcae13cb4dc74ba127cc0c702ce64b5189d0071cdfd43608152a1f0e5

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
SignatureWMbEj2ATcyscLzRrFdmBdPRDY1sMaUdE2iVQMJITVqhJBbIJ7t6/nqiGQ+qLF8evtpDyVlL9Z/mRKQOZ7RjDAQ==
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

2026-09-16T08:30:36.979316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003622
observed 0eb0da347d2ff00f952d179fb39f515e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:36.964487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003622/manifest.json
observed ff6bdf6bcae13cb4dc74ba127cc0c702...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:36.947896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003622/publication.md
observed 89b2501653ef0e0a79a55d15acb68438...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:36.933448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003622/publication.txt
observed 1ffe5e5571a30e511dd296197861ff1b...
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.