OpenTechnical

OT-2026-000070474

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, vented before 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-2026-000070474) never changes.

Identity and time

Publication numberOT-2026-000070474 · never reused
Internal UUID01a0ae91-545f-7493-b4de-ae053fe44bb1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070474
StatusPUBLIC

Content hashes

Canonical textb203c8ae59127410b993ff9fa5e45595d418a06fe9ca2a890f1c02888a5c8049
Markdowneeed73acc2360800aa79117d04152b518bb8b3f02eee2da0f701a81e38d0933c
PDF
Publication pageb9efe65fb7822cdc021396546b5aab382e92e161eda2997b9ca883e32933b095
Manifestea48864dfb4a7d9a04c94352ab261677c555f78594d4a2b9a7a09d06c6867ab3

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
SignaturexGWH0ju7D2iZOu884WeF1fZ8F9tyG6JpCJRRByuv6bWcCbmyk9cQ3B2qTORD5oSAi1z+RRLbThNjp/O29s39Ag==
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

2026-09-17T10:26:18.308729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070474
observed b9efe65fb7822cdc021396546b5aab38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:18.291303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070474/manifest.json
observed ea48864dfb4a7d9a04c94352ab261677...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:18.272228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070474/publication.md
observed eeed73acc2360800aa79117d04152b51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:18.254636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070474/publication.txt
observed b203c8ae59127410b993ff9fa5e45595...
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.