OpenTechnical

OT-2026-000095946

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000095946) never changes.

Identity and time

Publication numberOT-2026-000095946 · never reused
Internal UUID01a0ae9f-fac8-70fd-87e9-76356a6e4cbc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095946
StatusPUBLIC

Content hashes

Canonical textaffa8eef1c2665aeebec756bdab080b8621cf3b035d92c07312844fbbb5c4319
Markdownca78b830a7988488de66493e23d2cdc2557c5ea75df9f7d759476175e9f33131
PDF
Publication page91b4a7ab1796621767cb18d0ef812329ab6d191e9bcc9668a94d4c3e1795cd96
Manifest222bd3cc0821e40193da821238e50eef86cc3432c3345c4c7f50b4d15ea39132

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
Signature06IXjrSkd6rWtXqCy4ecNB4fnEhVQ2x6Te0JKAC121b9SdVsa00IaOI3ZjNUJw3R8xtIGUs9rHpU1QULpWytBA==
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

2026-09-17T09:36:03.460466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095946
observed 91b4a7ab1796621767cb18d0ef812329...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:03.442968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095946/manifest.json
observed 222bd3cc0821e40193da821238e50eef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:03.424117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095946/publication.md
observed ca78b830a7988488de66493e23d2cdc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:03.406895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095946/publication.txt
observed affa8eef1c2665aeebec756bdab080b8...
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.