OpenTechnical

OT-2026-000087111

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, 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-2026-000087111) never changes.

Identity and time

Publication numberOT-2026-000087111 · never reused
Internal UUID01a0ae9a-9f2d-7a92-9e6d-5d44d8c1d9bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087111
StatusPUBLIC

Content hashes

Canonical text52e1b5d2125f98df46ad0a9fbfa756f11db22651771e234f4de1f10b9ec1275d
Markdown766442ea27503447f5b31c6913746f9af0750143bc16d6cef4e21585b4106e30
PDF
Publication page9a3b7a1c37c5e9f07a30052449e8b75db6248bfa163ca535b6f6806c1fdf998c
Manifest3f8787ca5d0215ac71f3fad343788e240e8c56dff3464b891d6a9aab4a5187db

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
SignaturetJ1mHl5seP6+ko1RSRBSpOn4nYq2buFGsnePrZarpUd0PjbXPHJBE9vr04o6O7Ijc+f5sevDBerugLxmIiuDBQ==
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

2026-09-17T09:51:22.359030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087111
observed 9a3b7a1c37c5e9f07a30052449e8b75d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:22.342044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087111/manifest.json
observed 3f8787ca5d0215ac71f3fad343788e24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:22.327015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087111/publication.md
observed 766442ea27503447f5b31c6913746f9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:22.309846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087111/publication.txt
observed 52e1b5d2125f98df46ad0a9fbfa756f1...
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.