OpenTechnical

OT-2026-000065153

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000065153) never changes.

Identity and time

Publication numberOT-2026-000065153 · never reused
Internal UUID01a0ae8e-1df9-7a12-aad6-cf9563d868f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065153
StatusPUBLIC

Content hashes

Canonical textadad560501cd4a34432e82996c98d153b0d0f3ae854d82213b9d98abc1174f55
Markdown59d5f4636fb83b4ee88df7cd1ab0e9162a356a5914f0aef77446b727adb45dde
PDF
Publication page2c2c890fad35f27db9f1db3d1775f81e1d0e67c2d013c4a7da703167cbf4eca2
Manifest874f5f3b04be26b114866605da64cd3e708140e2f732179faade96222c57bf9c

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
SignatureMHzwczNhVSJWy6PeBakroY95Gi9mIDUXHq81wH734yxaLwKISN+T3I6Wvv74J1eD34eXynaPUOQQhl6GOWSsBg==
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

2026-09-17T10:34:59.411355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065153
observed 2c2c890fad35f27db9f1db3d1775f81e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:59.392430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065153/manifest.json
observed 874f5f3b04be26b114866605da64cd3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:59.375435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065153/publication.md
observed 59d5f4636fb83b4ee88df7cd1ab0e916...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:59.357897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065153/publication.txt
observed adad560501cd4a34432e82996c98d153...
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.