OpenTechnical

OT-2026-000038590

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000038590) never changes.

Identity and time

Publication numberOT-2026-000038590 · never reused
Internal UUID01a0ae78-2d54-741c-9158-1990e01d786f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038590
StatusPUBLIC

Content hashes

Canonical text04c46bb302af9c32a39d954b4e2140832266efac5e5734dc0ffc0814ee16712e
Markdownaff547633f72522808f6bba2ab915b92525fc66f8e3db56ba7413b0da704c945
PDF
Publication pagec64251cf76d0674120a5f7f02864b5e1486333ecdf8cf9377e58c4f9469349a9
Manifesta814b17ce25dde9f970599c11a06a51ffca77abc955524a9e14c67daf9146713

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
SignatureBi0uwqoXz1fcs6ZZjq331HaeEMOzd24d0pwkGo58Gg+uz30iQPKVbDiTqhqoqHtMewBaVhZXWYl5z055Xm+jBw==
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

2026-09-17T11:22:51.372304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038590
observed c64251cf76d0674120a5f7f02864b5e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:51.353488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038590/manifest.json
observed a814b17ce25dde9f970599c11a06a51f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:51.335566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038590/publication.md
observed aff547633f72522808f6bba2ab915b92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:51.317807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038590/publication.txt
observed 04c46bb302af9c32a39d954b4e214083...
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.