OpenTechnical

OT-2026-000069439

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000069439) never changes.

Identity and time

Publication numberOT-2026-000069439 · never reused
Internal UUID01a0ae90-b52a-70dd-a7b8-f8686a0d6466 · 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-2026-000069439
StatusPUBLIC

Content hashes

Canonical textdaac80d6782b562a1ba86694b1de9c77114ae22d5491a6fe67fb8ff7ae625633
Markdowne0d91816c993cd4837bd49e27dcadd106914ccc6a3c5695f824ab4d63dbecc6b
PDF
Publication page663a820608d741e369d529cb81641a15242d5881c7fca14b5b098a902a4187c4
Manifest2f9bbe896bcd8ba8849b5ca09d1ba71590fd986f908be5eb111468d6c53284d1

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
Signaturez70fxwvZmF2oTvZNVQN1pB2mJl9HNOLUk360YWr1WcML2kV+U/76biwC+261dIyc3+XalBJEZRc+mPTwOm6tCQ==
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

2026-09-17T10:30:30.445761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069439
observed 663a820608d741e369d529cb81641a15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:30.428939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069439/manifest.json
observed 2f9bbe896bcd8ba8849b5ca09d1ba715...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:30.407731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069439/publication.md
observed e0d91816c993cd4837bd49e27dcadd10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:30.389842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069439/publication.txt
observed daac80d6782b562a1ba86694b1de9c77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:03.395790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069439
observed 663a820608d741e369d529cb81641a15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:03.379189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069439/manifest.json
observed 2f9bbe896bcd8ba8849b5ca09d1ba715...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:03.363061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069439/publication.md
observed e0d91816c993cd4837bd49e27dcadd10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:03.345789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069439/publication.txt
observed daac80d6782b562a1ba86694b1de9c77...
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.