OpenTechnical

OT-2026-000044327

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, 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-2026-000044327) never changes.

Identity and time

Publication numberOT-2026-000044327 · never reused
Internal UUID01a0ae7c-39d6-782b-a50e-a82015d4ce2c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044327
StatusPUBLIC

Content hashes

Canonical text9e2a7e37ca327b5a0e0848deec6740b434d6537decbbfea7cf500e0863599821
Markdownaf515e4cba477e0405da903e513279e78e91424e4c0136ee76d8f726d33c1aa5
PDF
Publication page694e660c0944868f3ea7dcb1ee0351009e3d81584ebaeee122ffbd3e853cd659
Manifest3b29723f9607777a00f9ea296305f83c376ae2fe9c0f793cf78299731ddc8a4e

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
SignatureBvvzat8iuxcZuCCEJ4gCuC8Y/nl3uGNruouBAu2P0fw0QzGKiXJwluXfa4repOC1pRJ6ZEo3nxoswCfUxAt9Cg==
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

2026-09-17T08:30:21.518591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044327
observed 694e660c0944868f3ea7dcb1ee035100...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:21.495095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044327/manifest.json
observed 3b29723f9607777a00f9ea296305f83c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:21.476413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044327/publication.md
observed af515e4cba477e0405da903e513279e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:21.319350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044327/publication.txt
observed 9e2a7e37ca327b5a0e0848deec6740b4...
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.