OpenTechnical

OT-2026-000037162

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, supply line 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-2026-000037162) never changes.

Identity and time

Publication numberOT-2026-000037162 · never reused
Internal UUID01a0ae77-7741-715e-a963-684fb674606e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037162
StatusPUBLIC

Content hashes

Canonical text43dc2a57b9b6dffcc976e06195e18b1de6756ca1bed79bbfb9e1bd2c006386b6
Markdown3c335328392116134499ba3e2433bd0a6739da5ef199db0495692c32814ed78f
PDF
Publication page0bf24e0634edd6c04e489651468b5e9cba6c46e9e3d4546eab03da7438e5217c
Manifestd89d7c5b387831dedc16a91766fb3defad0feddbdd421fdf7342a7f7a5a538fd

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
SignatureFjbinlyKGUBINFabKM/Vw/gfn1ZOC/3DE4gwti1zPFZwleeG6givFnFqe4bLSHoPUlabatQToPOnlVBbWQtFCg==
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

2026-09-17T11:25:02.893025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037162
observed 0bf24e0634edd6c04e489651468b5e9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:02.875982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037162/manifest.json
observed d89d7c5b387831dedc16a91766fb3def...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:02.861185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037162/publication.md
observed 3c335328392116134499ba3e2433bd0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:02.844761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037162/publication.txt
observed 43dc2a57b9b6dffcc976e06195e18b1d...
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.