OpenTechnical

OT-2026-000040311

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000040311) never changes.

Identity and time

Publication numberOT-2026-000040311 · never reused
Internal UUID01a0ae79-2700-7162-ae49-d5611c7a8cf1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040311
StatusPUBLIC

Content hashes

Canonical textcb69780b210d7f6dce390bf43879a3070e48be60be429982a13a6ba99f556e50
Markdowncab873ec894b2f9f7b63763a71bd3d5aa4ce78d700f6878fd7571fdb8c37e982
PDF
Publication pageca8bbf80c0a6342b2293082423d3218e2d7cb9886b63abbc0f2d1f4bf0303667
Manifest7fc7abfbac9c805ba48bd82702f507ccb6837f5273cb51915224c760452ddbd8

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
SignaturelQDwc6QAoP1UZOKlQkk9p+Uuc1iip0qCmUl1c6lIoeggVM08SBoKhYaXJkLRsXxutNNHatDxcYup+3FX/Yr6Aw==
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

2026-09-17T11:19:18.559715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040311
observed ca8bbf80c0a6342b2293082423d3218e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:18.543064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040311/manifest.json
observed 7fc7abfbac9c805ba48bd82702f507cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:18.526540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040311/publication.md
observed cab873ec894b2f9f7b63763a71bd3d5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:18.509158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040311/publication.txt
observed cb69780b210d7f6dce390bf43879a307...
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.