OpenTechnical

OT-2026-000033006

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000033006) never changes.

Identity and time

Publication numberOT-2026-000033006 · never reused
Internal UUID01a0ae75-4843-7eed-9c40-b3429cce7b69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033006
StatusPUBLIC

Content hashes

Canonical textb90be329c243848625d162b199f012cfd8a596d10b4e31da597c175f575c6cfe
Markdown7f186e84f7f3bb5421a81a9ddada8ae11ce5956d7e486214eee59cf9e0d2db33
PDF
Publication page0629c941f0241c9cea11fafd0ff880f0db1f4db736312a1425385cd6419554a6
Manifesta493b5f9980262a8015f32fca853258351daebdb240687a5db5e69a4bc3c9fc6

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
SignatureJPOu7OQYTwLIlisbCphDmfL38VYzYxSm1sfBkla8lVVlAntwMr4mZ6Qwj3DeGCzqazQvC9doLDBOgScykivhAg==
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

2026-09-17T11:32:37.576895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033006
observed 0629c941f0241c9cea11fafd0ff880f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:37.561167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033006/manifest.json
observed a493b5f9980262a8015f32fca8532583...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:37.543604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033006/publication.md
observed 7f186e84f7f3bb5421a81a9ddada8ae1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:37.525205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033006/publication.txt
observed b90be329c243848625d162b199f012cf...
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.