OpenTechnical

OT-2026-000042411

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000042411) never changes.

Identity and time

Publication numberOT-2026-000042411 · never reused
Internal UUID01a0ae7a-5d75-7a54-8a65-112aa05fb604 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:30.052779Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042411
StatusPUBLIC

Content hashes

Canonical textfa04d5f0ca2dc803218763811621ce369463eed018d6d02bbf3c9d71ccc366c2
Markdownaa028da1722a69957d57c52563fc328a7807b46c2362ec49945d10fabe0b55de
PDF
Publication page1d564b0a3d422e30527aba4a7c24b94ba47c26dc0bc2f11ca9964c0ea5d705ff
Manifestcb14034123c2423ec93904f298f9653caee3848cd870ed6e367958570b7a166f

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
SignaturedWEOSkfso3JSdyo67zd5Sxzz9BAIxPE5slRfdC8jLb5Zo0kB0B8TOKM5nE0RYVJRTExSMOxOBCQ6nsE6G3FmBA==
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

2026-09-17T11:16:12.496857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042411
observed 1d564b0a3d422e30527aba4a7c24b94b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:12.480361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042411/manifest.json
observed cb14034123c2423ec93904f298f9653c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:12.461837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042411/publication.md
observed aa028da1722a69957d57c52563fc328a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:12.445447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042411/publication.txt
observed fa04d5f0ca2dc803218763811621ce36...
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.