OpenTechnical

OT-2026-000100183

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, two stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000100183) never changes.

Identity and time

Publication numberOT-2026-000100183 · never reused
Internal UUID01a0aea3-3052-74f2-b491-ffbb2a5c5632 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100183
StatusPUBLIC

Content hashes

Canonical text96d1df214bf0d8d5a5c9b413ac5c9ff1f989efa179febfa0f5a29b101b36faa8
Markdown1fd3d8e503c0e8abd49f1a2b2d02f2eb88fc2659f45b9287431b8a13e2af4e90
PDF
Publication page0ab467521cb1eef1f96720d6032fba2a305aa880d5ae1778fd8f8293fa767dac
Manifesta2d8af00da8a66b762666ed4398e68f776b4ed3fcefcc2e7d8f5365935496bec

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
SignaturefEpiePEGlIzVI7kG7gx29cek17d5PyUK0aWChflEJ6i3U+2u2WYV/nliHLvkSm7xQIfalmvwBwF9lJnugVQOBA==
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

2026-09-17T09:27:53.859819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100183
observed 0ab467521cb1eef1f96720d6032fba2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:53.840742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100183/manifest.json
observed a2d8af00da8a66b762666ed4398e68f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:53.821355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100183/publication.md
observed 1fd3d8e503c0e8abd49f1a2b2d02f2eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:53.801425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100183/publication.txt
observed 96d1df214bf0d8d5a5c9b413ac5c9ff1...
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.