OpenTechnical

OT-2026-000046392

Publication integrity record

Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000046392) never changes.

Identity and time

Publication numberOT-2026-000046392 · never reused
Internal UUID01a0ae7e-57db-7ea2-a36b-7a0723cf5566 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046392
StatusPUBLIC

Content hashes

Canonical texta978bf1a6a708a793fdb0423a49c541b5f5abd89687b1763de548573c285b2c1
Markdownf8cf6a99111782911c590504e025b30f7327ad098155dc8d5f70c5906ae5abd5
PDF
Publication pagec3461c5dc38deff51aa5c820ddd270c6b0bbccd7c95629c823c7a78a35c4450b
Manifest94f97165806ee81377d75b3644b3eb59a037ddb15b8200dc1fc54e1e2d36ac16

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
SignatureGMFR2w45fyD4HJYcbeczcrHpq3Fn+RY4yzwJuqxNOxNE7CQ1w7AovbYOpV5nWoPESzkqjRix5T7u0F8a3OdMDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:08:23.829467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046392
observed c3461c5dc38deff51aa5c820ddd270c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:23.811275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046392/manifest.json
observed 94f97165806ee81377d75b3644b3eb59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:23.793224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046392/publication.md
observed f8cf6a99111782911c590504e025b30f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:23.773428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046392/publication.txt
observed a978bf1a6a708a793fdb0423a49c541b...
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.