OpenTechnical

OT-2026-000056886

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000056886) never changes.

Identity and time

Publication numberOT-2026-000056886 · never reused
Internal UUID01a0ae87-7af8-70f0-b2cd-d4002e2ddee2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056886
StatusPUBLIC

Content hashes

Canonical textac13a65f812a32d162715560f3df7adf99ae412997a9e1c2e1fa5d04c1df42ee
Markdownc48271e46845efd9e590f5f2dab7962517b1cfa9221c7e0f6a5874bd27776de4
PDF
Publication page179bf77a0109245fbf4470954a2977608f270bf924c3a1f34f2d93c143d679de
Manifest95bd2a10acddbb35bcd6e61770c7cbc0c21800a625acb6fc490f249d3958aff4

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
Signature6SPRTS0DEWJWmGsEfq4yI/BHyRBxGTWeI+r/Z9Dxss/E1KGxuLUg8EgTupyYoK6vtvoBBsIBxO1wUIHuG//qBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:25.292504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056886
observed 179bf77a0109245fbf4470954a297760...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:25.275727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056886/manifest.json
observed 95bd2a10acddbb35bcd6e61770c7cbc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:25.257562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056886/publication.md
observed c48271e46845efd9e590f5f2dab79625...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:25.238544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056886/publication.txt
observed ac13a65f812a32d162715560f3df7adf...
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.