OpenTechnical

OT-2026-000043995

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum 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-2026-000043995) never changes.

Identity and time

Publication numberOT-2026-000043995 · never reused
Internal UUID01a0ae7b-d679-7595-b12a-022bbe7e4497 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043995
StatusPUBLIC

Content hashes

Canonical text3847355a5589d7411bc3b88ae22c2787e1d2273507746c2aaa8d5465d79d188c
Markdown6100647f5330cab2171f645d38ce4533de4e59f316eaede0aa341d20b610eceb
PDF
Publication page926b301489525a5921c43ea37daf39165af103cfde60603b65def52b6b0bb74d
Manifest4fc6203b6aa88cae863e7fdd510543d7ff952bbeffe8ecec2e0388c9ca4d324e

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
SignaturemZCinihapnVfhs5zRGkFFL82pSjghOCZeR1dvWDleeJkIFJVLt4O2q3FK6SbEcW2fLXdL12SOx3fE1IQvI6TCw==
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

2026-09-17T11:12:22.113473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043995
observed 926b301489525a5921c43ea37daf3916...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:22.093779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043995/manifest.json
observed 4fc6203b6aa88cae863e7fdd510543d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:22.072728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043995/publication.md
observed 6100647f5330cab2171f645d38ce4533...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:22.051664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043995/publication.txt
observed 3847355a5589d7411bc3b88ae22c2787...
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.