OpenTechnical

OT-2026-000093255

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000093255) never changes.

Identity and time

Publication numberOT-2026-000093255 · never reused
Internal UUID01a0ae9e-0911-7c67-b97b-15c3da4b60fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093255
StatusPUBLIC

Content hashes

Canonical textd106f76df5d2feb919c58b127e8184b5a2d034cd1a3b759c90dd61338782e207
Markdownecf6b59f5631434149e28fd4c47fdbd60f6dc236454e0fcfb143da2df1c1e26a
PDF
Publication page485b88bdb385b7d7ba31d2cc7c353b910cd967703f96ac945574b250cf5ead80
Manifest5115e0402823ba30513cf50baacd699d9700be267d42962ab1918e210774e827

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
Signature4XeIsCnV5wmLKChqij1v5m7kensjKiOQxp/Dft3aklqOvlR6mmQ4KT4jJ/aSWN1ledvKoDDO/1ocQxp5AqUfDA==
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

2026-09-17T09:40:36.956870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093255
observed 485b88bdb385b7d7ba31d2cc7c353b91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:36.938635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093255/manifest.json
observed 5115e0402823ba30513cf50baacd699d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:36.920484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093255/publication.md
observed ecf6b59f5631434149e28fd4c47fdbd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:36.902406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093255/publication.txt
observed d106f76df5d2feb919c58b127e8184b5...
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.