OpenTechnical

OT-2026-000027022

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000027022) never changes.

Identity and time

Publication numberOT-2026-000027022 · never reused
Internal UUID01a0ae72-3453-7821-82f8-33d685f96335 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027022
StatusPUBLIC

Content hashes

Canonical text757afb6cd2d07a75a0f7dabd872dc70f242aeddea54d9fe56a72828f3f4937c7
Markdown631ed01d4089e563b45b7077a393d181145edf4e74cc85b654fe9da8f2f2ae79
PDF
Publication pagef2944d7e6929001f2e30b20b6c76aee5c85fe608b36e65f09178500f0c112af3
Manifest814709d485228859f563f0d6bb3430d80544fd3eee6b7cc1f305ffdd7f9dc150

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
SignatureV047RbBXxxl5SmIGpdBiB9PAzNNTHm2yAW1U/BHXmTORlaDR6aCX4xDh0M+XqAqeuKr76D2jmvqEzosWfZtZDw==
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

2026-09-17T11:43:46.401186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027022
observed f2944d7e6929001f2e30b20b6c76aee5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:46.383367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027022/manifest.json
observed 814709d485228859f563f0d6bb3430d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:46.366659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027022/publication.md
observed 631ed01d4089e563b45b7077a393d181...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:46.348579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027022/publication.txt
observed 757afb6cd2d07a75a0f7dabd872dc70f...
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.