OpenTechnical

OT-2026-000073175

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000073175) never changes.

Identity and time

Publication numberOT-2026-000073175 · never reused
Internal UUID01a0ae92-efb6-70b2-b81b-384367d1c813 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073175
StatusPUBLIC

Content hashes

Canonical text2cd74779fbb70cfc31de50371b13d7655f04102592e223d22aa0a52d898554d0
Markdownf5ba07fafc246ef1aa3103c246f613a66c320490cb039969703dd769f8b22c8f
PDF
Publication page61af8fe5e0cc66cb313dd406d6afa9ed2f902a6efcfd42891d3a32ca14eecfa1
Manifeste4dad8ac4d9a22c8f37ec6e66918b3d910fc1bc4ee9a2918bc6e6889e5a98f5a

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
SignatureNELgW0cqn6JkZOVMc2voJwde36+u3SBZDKYGtignkdvJWnqSCPemBuaVyr4EhznUrJr6TH8IoLsXiw7HHz1SDg==
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

2026-09-17T10:21:07.669489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073175
observed 61af8fe5e0cc66cb313dd406d6afa9ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:07.649531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073175/manifest.json
observed e4dad8ac4d9a22c8f37ec6e66918b3d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:07.630064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073175/publication.md
observed f5ba07fafc246ef1aa3103c246f613a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:07.610367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073175/publication.txt
observed 2cd74779fbb70cfc31de50371b13d765...
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.