OpenTechnical

OT-2026-000093991

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, supply line 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-2026-000093991) never changes.

Identity and time

Publication numberOT-2026-000093991 · never reused
Internal UUID01a0ae9e-92c9-7706-8066-67498608317a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093991
StatusPUBLIC

Content hashes

Canonical text7299474b1a3ce892382aeee20cb35a06cdac55961f432c75b7792126c8e2a654
Markdowna1904f08fbcb739e26dd53419a919ecb11be133dca1e8cb28cea7cef76a9c43d
PDF
Publication pagee465a9045047a4ab6974bfa56b970a009594c8e2704024bd72dfdc32986daa07
Manifest6e77be59f463a4c9945060f1d8a968eda9f4af45a4fdab468c057eab6d679a84

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
SignaturemkvqlggBn2Dl9ne+ulUs78RCsrKpXgCqmQ5OcXCwO1+1geFIQ4ouoouliNukFJ/Pqpvh5NWeXz26bEmhqbE/Bw==
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

2026-09-17T09:38:23.772386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093991
observed e465a9045047a4ab6974bfa56b970a00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:23.755917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093991/manifest.json
observed 6e77be59f463a4c9945060f1d8a968ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:23.738879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093991/publication.md
observed a1904f08fbcb739e26dd53419a919ecb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:23.722636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093991/publication.txt
observed 7299474b1a3ce892382aeee20cb35a06...
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.