OpenTechnical

OT-2026-000038410

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000038410) never changes.

Identity and time

Publication numberOT-2026-000038410 · never reused
Internal UUID01a0ae78-2d52-7cf7-a32e-633adaf96029 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038410
StatusPUBLIC

Content hashes

Canonical text4405daa7b48a9ac372d5a3a0292d8ea92c2b1472d29342b27b56199e78fa099a
Markdown6d427dd3714b79edae56666b48b75bc8945fd35d903fc1a6f4f7f7094baf715a
PDF
Publication page5fef7c4058c47e831cd53fafd8aab829096f27823bbf7a5dfed41e13e2c7d906
Manifestec2488cbeeeef94e652772299945688fc2b9129652e1564b7ee38f653a49a1ee

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
SignatureuzpTSMnaYfQVx8yAPJRmNRm7QfkWC6i/8+Ivbantw1wS/7MWzj1ozoXX9sMXYMDM0AHE+YDGcfJAPdDEuR+wCg==
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

2026-09-17T11:22:33.969092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038410
observed 5fef7c4058c47e831cd53fafd8aab829...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:33.931217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038410/manifest.json
observed ec2488cbeeeef94e652772299945688f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:33.912424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038410/publication.md
observed 6d427dd3714b79edae56666b48b75bc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:33.872463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038410/publication.txt
observed 4405daa7b48a9ac372d5a3a0292d8ea9...
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.