OpenTechnical

OT-2026-000043866

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000043866) never changes.

Identity and time

Publication numberOT-2026-000043866 · never reused
Internal UUID01a0ae7b-d677-7419-a279-6eec3cbfc0fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043866
StatusPUBLIC

Content hashes

Canonical text283482332a2fb74837fd94c94612df8982406758227a2cf1c848061202d1ba31
Markdownb4868364691a4a76af1b500e84086c404db5774e66857a0240e6c453f8489831
PDF
Publication pagea71ce88185c49ba6fdb02e1a031f0e306ff3db9a347a33521366807887309f21
Manifeste2bbe81a61a00e902345b6ca2ec958c3ef231921af338a5bae1cd6f1d5b132d8

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
Signature8FnzG25Wo8xzIxsTnK2Xn0QdgAiqc8Tpc5jV8UVU+4B2h6aIzkj3H3swsjtZPVvWjpZyEEfNCSYzmEbU33YZDw==
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

2026-09-17T11:12:11.339217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043866
observed a71ce88185c49ba6fdb02e1a031f0e30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:11.318292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043866/manifest.json
observed e2bbe81a61a00e902345b6ca2ec958c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:11.299155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043866/publication.md
observed b4868364691a4a76af1b500e84086c40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:11.277856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043866/publication.txt
observed 283482332a2fb74837fd94c94612df89...
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.