OpenTechnical

OT-2026-000078125

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000078125) never changes.

Identity and time

Publication numberOT-2026-000078125 · never reused
Internal UUID01a0ae95-6e8c-7b69-a582-85068d756234 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:03.897850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078125
StatusPUBLIC

Content hashes

Canonical text14e56e6cf804291b462839748ad3236929b3d892cf283feadd1970612cc13200
Markdown889266324085e3fcda1de0c6a5026822802d14b305973c761be94f2bf893cb91
PDF
Publication page39a442a0de6e503126e224cf2e14ea7106a6e2e747a4e2da8ab8f71d6eaa3f63
Manifest88cf88052f134c3ccc8e8251d70ae450bc9bc12335f7a31c5a5a9a8fc6e20e31

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
SignatureAA3kGJiyAO7vBPXaogSsdYqx1Cw05nCgNymRGXvO4HN9CAOnAZETnICEgUla1PdP6yk5tcrt3sBJhNLhH1+rAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:06:50.187516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078125
observed 39a442a0de6e503126e224cf2e14ea71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:50.167742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078125/manifest.json
observed 88cf88052f134c3ccc8e8251d70ae450...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:50.149562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078125/publication.md
observed 889266324085e3fcda1de0c6a5026822...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:50.132108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078125/publication.txt
observed 14e56e6cf804291b462839748ad32369...
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.