OpenTechnical

OT-2026-000055014

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented before set-down, on a tool changer

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-2026-000055014) never changes.

Identity and time

Publication numberOT-2026-000055014 · never reused
Internal UUID01a0ae86-5e80-7971-b34d-f3c9eb1c0034 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055014
StatusPUBLIC

Content hashes

Canonical textca7d71496f9aeb321263b4ddc3f248d3fd7f447b2f709e5123bae757af408250
Markdowneeb6bd70f4e883ff636c03bd463508d952916732e96d4af14962f2efe25038f7
PDF
Publication page75f588a1341c5272a61124fb8b80edcfc075198a20b5c8ebfbe3f6299dac137e
Manifest0e43d1f0fc90b2166dc998c4f82de3288ca6344075c63356992e0cc501500253

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
Signature/rU7MsDNz0rE3oBkaPwk1j5uFWe+LGgXeuBKqwSU53pe409arX2+1jl2GEJlGPNnR4e+5A39n5VNK6GuU2MbBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:08.855963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055014
observed 75f588a1341c5272a61124fb8b80edcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:08.837703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055014/manifest.json
observed 0e43d1f0fc90b2166dc998c4f82de328...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:08.819583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055014/publication.md
observed eeb6bd70f4e883ff636c03bd463508d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:08.802222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055014/publication.txt
observed ca7d71496f9aeb321263b4ddc3f248d3...
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.