OpenTechnical

OT-2026-000022694

Publication integrity record

Foam pad vacuum gripper, two stage ejector, sustained 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-2026-000022694) never changes.

Identity and time

Publication numberOT-2026-000022694 · never reused
Internal UUID01a0ae70-46e9-72d1-aedb-7382cbee0889 · 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-2026-000022694
StatusPUBLIC

Content hashes

Canonical textb3f1688e6ad3f78e0fa3130348be51c76b2e6d32342a112cb0c20466bcc3fc20
Markdowna20135e9909f4dd4f75ef3db6a2fa97da46b4518322751e152f6a27eb197c2fc
PDF
Publication pagefa9803c8fa96e98912fbf84421db99e10be688383be8c2e83b4f1dc90344fe38
Manifestb8533674adada6deee8830ae0a329bb8c39e4c2b80160fcb3c1c44ceaba1b28a

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
SignaturexasG2bhCiZ+xwccmeDeTo+eTilVm49rC0urtbaXsYyhUUUvsz7/7b4NUSqJqeLYKvWCrIQ8iq7ooaozbPh43Cg==
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

2026-09-17T11:52:05.144891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022694
observed fa9803c8fa96e98912fbf84421db99e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:05.126912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022694/manifest.json
observed b8533674adada6deee8830ae0a329bb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:05.107826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022694/publication.md
observed a20135e9909f4dd4f75ef3db6a2fa97d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:05.089969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022694/publication.txt
observed b3f1688e6ad3f78e0fa3130348be51c7...
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.