OpenTechnical

OT-2026-000020666

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump 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-2026-000020666) never changes.

Identity and time

Publication numberOT-2026-000020666 · never reused
Internal UUID01a0ae6f-65e2-7785-bd1c-70781621d30d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:31.316024Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020666
StatusPUBLIC

Content hashes

Canonical textec4cb8bf31a481955c10dda4803081e6ef2df05b6bff15e14f7edc28d3481fab
Markdown6a1ffd777b98428da55e6a402e4d878722ef18db521068e3c9bdcbbacaa2c898
PDF
Publication page46ea1be0303ef7694fee8381162b4f17a550b376263a1a834aa477a5cb40b79c
Manifestf0b99bf648c89cc5bfcb8ce03ee47d7f2d3596535bd0e43b6d1cbee79a9581f4

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
SignaturegPu5mePjbYA4SKK+Qsp5qjG7leFzEQnLo6G89in0AtDXPLjvLWEuATn88FvQvlhJPE5lYV0uFfuQD+IGxCknCA==
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

2026-09-17T11:55:37.426479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020666
observed 46ea1be0303ef7694fee8381162b4f17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:37.406996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020666/manifest.json
observed f0b99bf648c89cc5bfcb8ce03ee47d7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:37.388226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020666/publication.md
observed 6a1ffd777b98428da55e6a402e4d8787...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:37.370836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020666/publication.txt
observed ec4cb8bf31a481955c10dda4803081e6...
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.