OpenTechnical

OT-2026-000038185

Publication integrity record

Four cup 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-2026-000038185) never changes.

Identity and time

Publication numberOT-2026-000038185 · never reused
Internal UUID01a0ae78-2d50-7f6e-b308-bed881bc0e51 · 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-2026-000038185
StatusPUBLIC

Content hashes

Canonical text957e1c56ac72547ee1fdedb0ed951830cc1dfcc777af67e877dc442a5d597fb7
Markdowne5b89ce86ff7dbade2ed8257b815759db4271f04b13d6616bd3a671157d27841
PDF
Publication pagefb8fbfd0f6b5c6fbe4d5611a2dd24d7ce7f7f8920725c4e7e5361e0caffdeb3f
Manifest03410fd540b9c577d7f4386f9947ed8a662f52907c9e7c09e77ce5ca1d29f00f

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
Signaturelyt+5JeLik//BgFKKaICgSHA+4IXvRpRNUXXYmxSVCOyljcHSkH7TorQqogXDHgRMiRgH8EnFerf+ypkEzhtAA==
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

2026-09-17T11:22:18.678919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038185
observed fb8fbfd0f6b5c6fbe4d5611a2dd24d7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:18.661661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038185/manifest.json
observed 03410fd540b9c577d7f4386f9947ed8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:18.645215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038185/publication.md
observed e5b89ce86ff7dbade2ed8257b815759d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:18.626528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038185/publication.txt
observed 957e1c56ac72547ee1fdedb0ed951830...
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.