OpenTechnical

OT-2026-000093774

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six 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-2026-000093774) never changes.

Identity and time

Publication numberOT-2026-000093774 · never reused
Internal UUID01a0ae9e-508c-7611-9c41-b8a5c18c5712 · 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-2026-000093774
StatusPUBLIC

Content hashes

Canonical text1a6d54085d014fc358bb1806810f8a92c4f2faeeece73ab359de4cbbe7958d33
Markdown3e7b63dd07e2b988abb33f3a25acb576bce0329075503611e7f82d5743188105
PDF
Publication page3685bfad40c425d0a06fe43466c8c811872e75c0213ee93993f3bb94e89619d4
Manifest45fd40993e38995906debba7d6d3add1ae09b367b01f0030ff3af6ef951eb7d2

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
SignaturekxmffW0JFQcdIVvkfRmyV3R+QWeRNW0emzJFZr70gT7I9pZ+vCI7t7tB4ZyYTMl3H1t8hPWSO7sqtJczTdJ9CQ==
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

2026-09-17T09:39:52.351673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093774
observed 3685bfad40c425d0a06fe43466c8c811...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:52.335764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093774/manifest.json
observed 45fd40993e38995906debba7d6d3add1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:52.318657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093774/publication.md
observed 3e7b63dd07e2b988abb33f3a25acb576...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:52.300360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093774/publication.txt
observed 1a6d54085d014fc358bb1806810f8a92...
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.