OpenTechnical

OT-2026-000069811

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three 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-2026-000069811) never changes.

Identity and time

Publication numberOT-2026-000069811 · never reused
Internal UUID01a0ae91-185f-741e-9cbf-bcd630f50214 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069811
StatusPUBLIC

Content hashes

Canonical text3d63e9aab0c5db6bdf5840f19367998e7c843ab9858a2a6468d92e0297650f1d
Markdown93de98c05eb6df4e20d9bec103575528e5fd95b5683e7168a8716620d5274aea
PDF
Publication page917552ab4dfad222b67ec74237f88d203bb83f71441fb6025d28b9cd0cca29d2
Manifest6fd2402a2cf302ded1c6c6af6becd64a73a0bdcf5fe44eb7cfc8993b4777dcc4

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
SignaturellnoJ4qJZ2AupgMAkhk+83WaAv9ZTP1ItdQzM+MlVX6qnVTDsotny9welIvqYZyILKOyj4fTgvcVYy2PaokRBQ==
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

2026-09-17T10:26:38.622823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069811
observed 917552ab4dfad222b67ec74237f88d20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:38.606161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069811/manifest.json
observed 6fd2402a2cf302ded1c6c6af6becd64a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:38.588223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069811/publication.md
observed 93de98c05eb6df4e20d9bec103575528...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:38.571489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069811/publication.txt
observed 3d63e9aab0c5db6bdf5840f19367998e...
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.