OpenTechnical

OT-2026-000038882

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000038882) never changes.

Identity and time

Publication numberOT-2026-000038882 · never reused
Internal UUID01a0ae78-769f-7107-aadc-7318767983f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038882
StatusPUBLIC

Content hashes

Canonical textc0fa6eb3d5a4d469ed94cf5bb3263f8b9cbfd484cf75d16f9286bfcb7038a7c8
Markdown02a1871ee2287fa31a89354f36268cac403875e5b15c2615e4a2b59ca769737a
PDF
Publication page320ae934255f647108b43185387143de3f830b403d39b2e32074197672028e2e
Manifestdbf67086987602f4823cebe69048dd7200f18bca24a75d47ed2fd52334af556f

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
SignatureQ8DfYZbi5/beFNx/y2WWBzBFwYHgZ3BSUBlJ9TsOvl1fFrrd8yThPg3dO+vy+DFqg7GCVND70wpCA7K9hR6+AA==
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

2026-09-17T11:21:32.306367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038882
observed 320ae934255f647108b43185387143de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:32.286124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038882/manifest.json
observed dbf67086987602f4823cebe69048dd72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:32.266282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038882/publication.md
observed 02a1871ee2287fa31a89354f36268cac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:32.248169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038882/publication.txt
observed c0fa6eb3d5a4d469ed94cf5bb3263f8b...
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.