OpenTechnical

OT-2026-000067662

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, supply line 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-2026-000067662) never changes.

Identity and time

Publication numberOT-2026-000067662 · never reused
Internal UUID01a0ae8f-6bdb-766e-b77e-cd9c7fc81941 · 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-2026-000067662
StatusPUBLIC

Content hashes

Canonical text9de2196ad4a9eb7f75497cafd7fe6c0d05497d1311344c4760c1dafe92effb19
Markdown52e5581883dd0d98cc3d3ca8457591beec3b8e7e2e190f34372ec1f75dce3163
PDF
Publication pageb30f32a773b0a50d1a705819d860c8c71f338ebb06d39c80343a96205237aac4
Manifest6f9ffd6f94b5b425460b9ce84e84674be724d2c379c22c1d55ab6cf8c327c451

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
Signature2LVfTnikZAYFP0Glp98UQxiWE2OD/U/Dhc7gzsHHdYCjEFBhHNZoQC4YhfZEo5OfyFciPvlF5Bn/sYkWqmuoBQ==
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

2026-09-17T10:31:59.623866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067662
observed b30f32a773b0a50d1a705819d860c8c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:59.605538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067662/manifest.json
observed 6f9ffd6f94b5b425460b9ce84e84674b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:59.587913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067662/publication.md
observed 52e5581883dd0d98cc3d3ca8457591be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:59.570956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067662/publication.txt
observed 9de2196ad4a9eb7f75497cafd7fe6c0d...
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.