OpenTechnical

OT-2026-000035998

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000035998) never changes.

Identity and time

Publication numberOT-2026-000035998 · never reused
Internal UUID01a0ae77-01cd-7b25-8c78-58c466b78171 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035998
StatusPUBLIC

Content hashes

Canonical textd12d8cac7f16df5fc2a6eb9633e16808540d1ef0705366a61f760358e9cf4208
Markdown43e49d937b4e2d9f4d7d78d759f9fb733e06bac41b4e9dab1b4305556d7c2e5f
PDF
Publication page8a9fa934c74fd1d7a0edc8ef64ba163630f07f557ed770678b5b1c81793a156a
Manifestd0dc895535fb9968e3abca280cec8762858e328437c51f1d4d41bf8eab2665d8

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
SignatureNtG6hgfL4aGvWe5t2qAwzrpAa0JXQZQHArpBFT6PjuKNnAaM+YJLKNDyA0F9z5Fr6evl3S68v4ZTC0GKPW/GDg==
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

2026-09-17T11:26:09.500315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035998
observed 8a9fa934c74fd1d7a0edc8ef64ba1636...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:09.483434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035998/manifest.json
observed d0dc895535fb9968e3abca280cec8762...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:09.464878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035998/publication.md
observed 43e49d937b4e2d9f4d7d78d759f9fb73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:09.447218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035998/publication.txt
observed d12d8cac7f16df5fc2a6eb9633e16808...
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.