OpenTechnical

OT-2026-000084868

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, sustained blow-off 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-2026-000084868) never changes.

Identity and time

Publication numberOT-2026-000084868 · never reused
Internal UUID01a0ae99-43b4-75ed-998a-17ec44c99e54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084868
StatusPUBLIC

Content hashes

Canonical text98d0c9487c9d138f4cc0d9507dc9faa3713e9dee0a15ed86aa0eec5b15ea8e11
Markdowncb1d5a6feb0f65e2a406eff8d555dbb95a696fbd0eed4e4c0299fd3a0313e814
PDF
Publication page5c95d6d53d9f6948f4c8649673ba38dd76d53413edf015351e88c619d2091dc8
Manifest03475dad3cd0f2fc028c56fe648f88868620425f48f4974de1169eb449e05d91

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
Signature2xthSsWwE6WfCw3UDfAbsaG+uSEeiMJ3TUjZpfCKN8bGJaxFTrnKM1Ji2o3jdJE8Di/p1bIw8cf94Zf4Yjd9Dw==
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

2026-09-17T09:54:50.134258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084868
observed 5c95d6d53d9f6948f4c8649673ba38dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:50.118453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084868/manifest.json
observed 03475dad3cd0f2fc028c56fe648f8886...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:50.099512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084868/publication.md
observed cb1d5a6feb0f65e2a406eff8d555dbb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:50.082479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084868/publication.txt
observed 98d0c9487c9d138f4cc0d9507dc9faa3...
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.