OpenTechnical

OT-2026-000022951

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, pulsed blow-off before set-down

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-2026-000022951) never changes.

Identity and time

Publication numberOT-2026-000022951 · never reused
Internal UUID01a0ae70-46ec-74fc-a1ae-66e3c9dc90fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022951
StatusPUBLIC

Content hashes

Canonical textc68cfe899ebfbe112213d833a6c46b91c74423ce8727b453699b44f0998177dd
Markdownaf68954bdf4741afb7a2df7d264f4db7d4c0623029e777d963173a1cbe717bd4
PDF
Publication page7374cc282272c7ab2f38820fad1ad09dac910091e8a06c6a22aceaa21488f21d
Manifest993020c09dbc8e0a416e9102ded887ecdfdef12b7ef4527f869108605a920185

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
Signature0VuZSMBQV97+poPhhWYerstmsHP8z6uDPOzrEHtH5yo47VYtcdyrTH5mGEc7MQ6rJYKb11N/0PVKCfgncYITCg==
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

2026-09-17T11:52:32.096482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022951
observed 7374cc282272c7ab2f38820fad1ad09d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:32.079622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022951/manifest.json
observed 993020c09dbc8e0a416e9102ded887ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:32.063439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022951/publication.md
observed af68954bdf4741afb7a2df7d264f4db7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:32.046541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022951/publication.txt
observed c68cfe899ebfbe112213d833a6c46b91...
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.