OpenTechnical

OT-2026-000067646

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, vented after 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-2026-000067646) never changes.

Identity and time

Publication numberOT-2026-000067646 · never reused
Internal UUID01a0ae8f-6bdb-7cc6-876b-c15fd76fc8d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067646
StatusPUBLIC

Content hashes

Canonical text07ff170e598e87be715c28073d6e6aff7569b4a4574edd0f473ef72c913331e1
Markdowne1c3c2049d80d4fe25be860036be0df3f56dbc4b325176cc555ec6e23361b24b
PDF
Publication page9b1a1dfb9c2089ecb60794985411dfc0af6b4580890a3d5ca7ffef6ef03258d9
Manifest3527affdcbe6ecb3182cbdbd73ea3e261dcbc5cfa493a1a924fdf2b8e0e1b9aa

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+/yYuq75CBy2LFWmlFmRK5dGGYYAxzqK9QFdhQPISB2w9jqKJqdY8vJY7uBbQpoLQsTsQEwi2tW13Up3KyN3DQ==
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

2026-09-17T10:31:58.422580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067646
observed 9b1a1dfb9c2089ecb60794985411dfc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:58.406797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067646/manifest.json
observed 3527affdcbe6ecb3182cbdbd73ea3e26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:58.390462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067646/publication.md
observed e1c3c2049d80d4fe25be860036be0df3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:58.374351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067646/publication.txt
observed 07ff170e598e87be715c28073d6e6aff...
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.