OpenTechnical

OT-2026-000018274

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000018274) never changes.

Identity and time

Publication numberOT-2026-000018274 · never reused
Internal UUID01a0ae6e-b488-7a6d-8af8-aa0f23f635dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018274
StatusPUBLIC

Content hashes

Canonical textc101b5cd0624a3c996cdd2edbab13546b0a2b5dc04661ace91be354b3395bc16
Markdown8a92015a140a64312a8890dcc70c96b901e4fdf7b2bf09a4073adb31c1827238
PDF
Publication paged99333833ad9feafd48bcaa3c00dc1edb895f843eb55615e4fc56592e182a421
Manifest09baefe373416a3b45606ddefd132698e9b1935f9e8e48ddd6a9e9ff10a8bf88

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
SignatureDMtEYi1HefxjU47hzna828f2b5YHnd6pvXbhkyGcJ3zPWd7wqfYtm5C0s2r/5KN3SntXJr3gB/6+kUiSkrMHCA==
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

2026-09-17T12:00:07.468822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018274
observed d99333833ad9feafd48bcaa3c00dc1ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:07.443417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018274/manifest.json
observed 09baefe373416a3b45606ddefd132698...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:07.415875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018274/publication.md
observed 8a92015a140a64312a8890dcc70c96b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:07.393539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018274/publication.txt
observed c101b5cd0624a3c996cdd2edbab13546...
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.