OpenTechnical

OT-2026-000016918

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off 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-2026-000016918) never changes.

Identity and time

Publication numberOT-2026-000016918 · never reused
Internal UUID01a0ae6e-591a-75d5-a516-bcd41ee3417d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016918
StatusPUBLIC

Content hashes

Canonical text1aec63255a364726fb40992e1671040270411988fb69a02a87a1dc5246beabca
Markdown5acea957729f19aad62282992f8c40d1e62384dce646cef70673171bf830ec50
PDF
Publication pagefe3e2305c89adef7e0d77b0edb48eeed791e60d2803c4b1e489bd36c1beb4b83
Manifest0adadeed01925bb080116d33bbfa5599df71931cd4cd4e22d7294c7fd3b40e3f

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
SignatureFZWvEbrx9VDBtycSZbBkdTfwD7YnExK53n1Huculk1K0lkNjIbSYIqkpWpFrDon6YFoAfCSTlf5bzeVZYMWGAA==
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

2026-09-17T12:03:12.011160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016918
observed fe3e2305c89adef7e0d77b0edb48eeed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:11.992823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016918/manifest.json
observed 0adadeed01925bb080116d33bbfa5599...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:11.974752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016918/publication.md
observed 5acea957729f19aad62282992f8c40d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:11.956584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016918/publication.txt
observed 1aec63255a364726fb40992e16710402...
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.