OpenTechnical

OT-2026-000099562

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000099562) never changes.

Identity and time

Publication numberOT-2026-000099562 · never reused
Internal UUID01a0aea2-c975-77d1-a387-41516bb78110 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099562
StatusPUBLIC

Content hashes

Canonical text5c6bf61d2949c56aa2dd917a60337222cd4efc81859ec1e3b478fac1af921357
Markdown0ebd49aedcd7f973d31fb2b9073572ffa3be398fdf1dea1f7589da5c6a055d29
PDF
Publication page0bb8634fe493e663df0e55aab17b40587ec357bb64c2453deb1f8f68a44cd98f
Manifest3bb7b1a125b6d04e56020ccc86e7233867bc256128e10006ce9f516f53756a3f

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
SignaturenngQeKn31Y8LpbPopZBnEj6sj6PsqK5YFAILPj0kgSYfHrPuwFJ//02KN61G7twPv3qG7blRR4ENyCHpC3ScDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:28.454299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099562
observed 0bb8634fe493e663df0e55aab17b4058...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:28.435623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099562/manifest.json
observed 3bb7b1a125b6d04e56020ccc86e72338...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:28.416949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099562/publication.md
observed 0ebd49aedcd7f973d31fb2b9073572ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:28.399587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099562/publication.txt
observed 5c6bf61d2949c56aa2dd917a60337222...
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.