OpenTechnical

OT-2026-000102507

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000102507) never changes.

Identity and time

Publication numberOT-2026-000102507 · never reused
Internal UUID01a0aea4-858a-7698-9e40-dac2e029b570 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102507
StatusPUBLIC

Content hashes

Canonical textc85875a99da10f11c7b802e3a2b491634732a25e474cfa216eca1e3cd670c17f
Markdown08984b8a9f88b65c57a790fd3255e071601fc2d0cb96273eb3b0d2f060787e37
PDF
Publication page8bf91ebb794520c4cf770a1f2a8a2397dee9810726048bd5bc567db5e279de0e
Manifest3f72e1797ffa56eaafc7bf6ff9d51cbe31cec85f9cfd7016ce580d05b221eed8

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
Signature/3llkX7urgM6Uxxy8yg9TW4KD30btxunIxxWIyc3JxG9oN78oraHcPzLB6UN6aFOEbgoKbkTCccwjwBnmttmCw==
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

2026-09-17T09:23:51.865529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102507
observed 8bf91ebb794520c4cf770a1f2a8a2397...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:51.846172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102507/manifest.json
observed 3f72e1797ffa56eaafc7bf6ff9d51cbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:51.827784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102507/publication.md
observed 08984b8a9f88b65c57a790fd3255e071...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:51.809380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102507/publication.txt
observed c85875a99da10f11c7b802e3a2b49163...
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.