OpenTechnical

OT-2026-000083887

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, 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-2026-000083887) never changes.

Identity and time

Publication numberOT-2026-000083887 · never reused
Internal UUID01a0ae98-0418-7bd7-8d57-c9fb1cb3c3f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083887
StatusPUBLIC

Content hashes

Canonical text17babbbfe0a7834c0852f2b053320f0dbec81604d59d264c9b807cc6addf1b25
Markdown0ff3f61baed6552a4ffc0317d8165af73d6ad76430a4d0fb99258496d7e5b455
PDF
Publication page4100a2aa8f19f656de1783adf9649e3e9f09b50ccbd945686cd9426c9d829e27
Manifeste65ef075b71dc785fe23eacd36739e8edb0fae24cc361b91873804b966611e33

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
Signature60jQppqdQdtznURl/CXr+RYFt8dxXRORoT7umcMJmm0oerco06W477YZYITnrnwiIMTKpqwDN3FkyItu3ASEBw==
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

2026-09-17T10:00:21.321889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083887
observed 4100a2aa8f19f656de1783adf9649e3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:21.296761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083887/manifest.json
observed e65ef075b71dc785fe23eacd36739e8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:21.260527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083887/publication.md
observed 0ff3f61baed6552a4ffc0317d8165af7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:21.228855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083887/publication.txt
observed 17babbbfe0a7834c0852f2b053320f0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:33.195840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083887
observed 4100a2aa8f19f656de1783adf9649e3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:33.179703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083887/manifest.json
observed e65ef075b71dc785fe23eacd36739e8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:33.162742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083887/publication.md
observed 0ff3f61baed6552a4ffc0317d8165af7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:33.145003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083887/publication.txt
observed 17babbbfe0a7834c0852f2b053320f0d...
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.