OpenTechnical

OT-2026-000016422

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two 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-2026-000016422) never changes.

Identity and time

Publication numberOT-2026-000016422 · never reused
Internal UUID01a0ae6e-2d13-7024-8b00-f4bf1d1a8cc8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016422
StatusPUBLIC

Content hashes

Canonical text02959557ee00308c2246c012b3353d13598615ff5e1e1e66570dffc6dd774a99
Markdownb31dc9634629b4ff7241f87d68d9cb81d5da670c48dbdef5de34b42c980b722e
PDF
Publication page3a5d8ea97461a1c6b8546d92085760e7728f983c491d681e346313138ae2a298
Manifestc9f88085378a8effb4246d11189199b2eab6d5c4da6d29b6d8c5a26aa6df16b5

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
SignaturejQ2/5uTsAtD24sCvLFHwXdTuZJxkZi7QuIT+ohB3xYaRzxyV4LN/iC7OTuiTB/Cq6eFzW4oILb39G0vrd3yYBw==
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

2026-09-17T12:04:30.870490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016422
observed 3a5d8ea97461a1c6b8546d92085760e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:30.851342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016422/manifest.json
observed c9f88085378a8effb4246d11189199b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:30.832898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016422/publication.md
observed b31dc9634629b4ff7241f87d68d9cb81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:30.810033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016422/publication.txt
observed 02959557ee00308c2246c012b3353d13...
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.