OpenTechnical

OT-2026-000100917

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, two stage ejector, pressure sensor per zone, sustained 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-2026-000100917) never changes.

Identity and time

Publication numberOT-2026-000100917 · never reused
Internal UUID01a0aea3-c376-7399-9221-d3acc03f4f88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100917
StatusPUBLIC

Content hashes

Canonical textf6a8d133677c4549dcc02d736b76c8710204bb592e1f8d80e0f4b115ab755745
Markdownbacd8ace11c283492454e5d441711b5d51d6061e07db0f0c7aa06949055b9136
PDF
Publication pageed5cc35f5194082db636d7f20af11c9313d8c35d50fb14335f4fcb3e9f4cf485
Manifest3bb0684804cf85b0b4a7867b8d73a39d684e90707a171f299817877b102e597f

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
SignaturemWvzU5gt9mmW8Hs5y+hP7c3f0uRTTuYHP8n1I0QHSgI7AUfPfBKA0+WP6yq5qYkcr2rqS0rRAqJ9DufcMLZwCw==
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

2026-09-17T09:26:24.950410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100917
observed ed5cc35f5194082db636d7f20af11c93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:24.933943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100917/manifest.json
observed 3bb0684804cf85b0b4a7867b8d73a39d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:24.916903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100917/publication.md
observed bacd8ace11c283492454e5d441711b5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:24.900279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100917/publication.txt
observed f6a8d133677c4549dcc02d736b76c871...
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.