OpenTechnical

OT-2026-000066490

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000066490) never changes.

Identity and time

Publication numberOT-2026-000066490 · never reused
Internal UUID01a0ae8e-ce41-7941-921d-9ca9ccbae6cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066490
StatusPUBLIC

Content hashes

Canonical text345206576fb6b89e3d4c351d4ef12a130df8ed389c99ae87a76b4ee900ee88cf
Markdown22410d0b31e64a299ceca6b5eeb72b349a6ada2b33208ced42f63c381681813b
PDF
Publication page8eacb3c25523eaab4855019ffdf8af3cd6bf325f9175d14a77f46e786d1c849a
Manifest861b444bc54b78864abe5cccac782d5cd740c5339e87a37b8ddcb8f9f058c168

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
SignatureZ59Q8rjpb7qxG+rHn2mXS/m4TmXkLFNvOaSM0DHa5+5wTYiIps+xZs6FpuvhzmLHh/1C7Nm0WMSxQ4FLKpXsDg==
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

2026-09-17T10:32:44.794602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066490
observed 8eacb3c25523eaab4855019ffdf8af3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:44.776407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066490/manifest.json
observed 861b444bc54b78864abe5cccac782d5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:44.760286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066490/publication.md
observed 22410d0b31e64a299ceca6b5eeb72b34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:44.743771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066490/publication.txt
observed 345206576fb6b89e3d4c351d4ef12a13...
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.