OpenTechnical

OT-2026-000100120

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, plant vacuum fed, 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-2026-000100120) never changes.

Identity and time

Publication numberOT-2026-000100120 · never reused
Internal UUID01a0aea3-3052-7623-98b9-759f1e353c93 · 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-2026-000100120
StatusPUBLIC

Content hashes

Canonical text4d2351fd79640ac63e1f208d9fc78de7c447b0484b7a77d184cc0b1f37855ea5
Markdown31f0fca31750f35b0f527da128f441ffa2c2ee1cfb306f31398497da4f6a388d
PDF
Publication pagedd9594d410cbfe32ea234c45d0e4c518549e1333253af3f295d711585e6b8c1a
Manifestf6bf8f65e155cf54f4aa85494637bc2db88613bf27725510bb86b9f6ed92efc9

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
SignatureMeJOna3/v2DeMTplBfS5Hp4Z/eAkl0AZ8EgTMSnr4su+JyLdsY+wZO/6L/aRr0qWvLWqTqeQfsAmgpLepiwVDQ==
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

2026-09-17T09:27:49.333789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100120
observed dd9594d410cbfe32ea234c45d0e4c518...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:49.314236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100120/manifest.json
observed f6bf8f65e155cf54f4aa85494637bc2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:49.297447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100120/publication.md
observed 31f0fca31750f35b0f527da128f441ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:49.277815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100120/publication.txt
observed 4d2351fd79640ac63e1f208d9fc78de7...
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.