OpenTechnical

OT-2026-000070328

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000070328) never changes.

Identity and time

Publication numberOT-2026-000070328 · never reused
Internal UUID01a0ae91-545e-7210-9d43-0d2570c8a0ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070328
StatusPUBLIC

Content hashes

Canonical texte40e2c9d2d0f4c4c6ed17580f0cbfad3855ef449ae6ac21598e863c642689bd6
Markdowne6f4cc4c379efbc795cb09dff128fc58776ca5abd391a78f79198cc492b73e52
PDF
Publication pagee21a4ed594b564de4e26b3aa31db5ece9e46b58dd66e1490da5041fa7a4152b3
Manifestdc7aa9ebaaa625cc73403f8bd51a666e7547537ab5fbd95c1ace5ccde635e995

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
SignatureqQWHX+tcF17N1/1jv811c+TJLEC1sba0Zy7K4VcBzWbbOg3MGdsWHGgRUtgKDjwRNJujYSjVNH/5VtIbrAHOAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:07.197619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070328
observed e21a4ed594b564de4e26b3aa31db5ece...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:07.180968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070328/manifest.json
observed dc7aa9ebaaa625cc73403f8bd51a666e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:07.164620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070328/publication.md
observed e6f4cc4c379efbc795cb09dff128fc58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:07.149229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070328/publication.txt
observed e40e2c9d2d0f4c4c6ed17580f0cbfad3...
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.