OpenTechnical

OT-2026-000083328

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line 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-2026-000083328) never changes.

Identity and time

Publication numberOT-2026-000083328 · never reused
Internal UUID01a0ae97-c964-7387-9186-232be8e187b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083328
StatusPUBLIC

Content hashes

Canonical textba856b4457a12d632e9156426103a0d74624bf3ab342009a69328ba0575f5571
Markdown1d359ce3d6b2e13ea934f3e680f01f196af260f007e00e417e6fa2743b03a06b
PDF
Publication page0c08a64d93047910bc17a248df6450717eedc4a140f6d73179c0a6cb1f67d1c9
Manifeste5e737ef1f62af17360eb46f9bafaf290964a0daf100f31e20b6fc5cb9b9b5c1

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
Signature1IlOxrdCgp/yo9zPkOiyeEjKzYz/MX94LMLVCV69f2+L+8cHf9uMTbgKRozKghGdiKZrFXTjFnb0FakKoC47BA==
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

2026-09-17T10:00:35.743308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083328
observed 0c08a64d93047910bc17a248df645071...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:35.726219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083328/manifest.json
observed e5e737ef1f62af17360eb46f9bafaf29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:35.707444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083328/publication.md
observed 1d359ce3d6b2e13ea934f3e680f01f19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:35.690829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083328/publication.txt
observed ba856b4457a12d632e9156426103a0d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.571513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083328
observed 0c08a64d93047910bc17a248df645071...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.556672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083328/manifest.json
observed e5e737ef1f62af17360eb46f9bafaf29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.540751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083328/publication.md
observed 1d359ce3d6b2e13ea934f3e680f01f19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.524859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083328/publication.txt
observed ba856b4457a12d632e9156426103a0d7...
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.