OpenTechnical

OT-2026-000069325

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000069325) never changes.

Identity and time

Publication numberOT-2026-000069325 · never reused
Internal UUID01a0ae90-b529-731e-95d2-0b3757ff2f0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069325
StatusPUBLIC

Content hashes

Canonical text897b255b4562d33735673e0315fa505784b59d71cc1276c95d712a53b38a9727
Markdownff969add7d373c1541b67a66907fa81107fadacfef0f1fb19b1f8c223a11ba7e
PDF
Publication page91237980e06ba88f75c045f45da4c78a37732c4aa473374e1c6882b9c9cc840b
Manifest566c792087a30e6783f87a5677532d81f5084fcf3c02cf74d74b9087734e7553

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
SignaturedIdi4f9BKwrYsdoM6XK0fyLOh8ZeiZoS9PXphv3cNr+lveU65icREhpzRyKkGIfnLOHnK6Rdo/7kWl+DqEQ2Cw==
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

2026-09-17T10:30:05.904084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069325
observed 91237980e06ba88f75c045f45da4c78a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:05.886455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069325/manifest.json
observed 566c792087a30e6783f87a5677532d81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:05.813137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069325/publication.md
observed ff969add7d373c1541b67a66907fa811...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:05.752743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069325/publication.txt
observed 897b255b4562d33735673e0315fa5057...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:54.182658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069325
observed 91237980e06ba88f75c045f45da4c78a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:54.165710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069325/manifest.json
observed 566c792087a30e6783f87a5677532d81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:54.146308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069325/publication.md
observed ff969add7d373c1541b67a66907fa811...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:54.088067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069325/publication.txt
observed 897b255b4562d33735673e0315fa5057...
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.