OpenTechnical

OT-2026-000034013

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000034013) never changes.

Identity and time

Publication numberOT-2026-000034013 · never reused
Internal UUID01a0ae75-df0c-7186-a67d-67bd68326b8d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034013
StatusPUBLIC

Content hashes

Canonical texte46f6859ddc6d7dd74b7332ca87e5bf2c7d327269be851df79ad82914eb7c918
Markdown45f29d746b78aeafa080c8be283405fe36c31b34050dc5b7831d65e4620ce892
PDF
Publication page0773dc26357b330edb9e3cdc4649df909ca92c71ba5f39ae4d162275329c82e8
Manifesta5255276fa4c38e2573f58237d6d99edc9b5c1df7cb8d09a1f9036f162634549

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
SignaturezNZxt2HGw1RKWUDoJV9V8eYzSAxmDYllaCKTIaf3Ko+ejjJjqYZbzsb72mXUY3pJzbpc1tIntkpqQN6KClEKBg==
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

2026-09-17T11:30:13.988593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034013
observed 0773dc26357b330edb9e3cdc4649df90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:13.968815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034013/manifest.json
observed a5255276fa4c38e2573f58237d6d99ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:13.946036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034013/publication.md
observed 45f29d746b78aeafa080c8be283405fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:13.930243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034013/publication.txt
observed e46f6859ddc6d7dd74b7332ca87e5bf2...
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.