OpenTechnical

OT-2026-000103183

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pulsed blow-off 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-2026-000103183) never changes.

Identity and time

Publication numberOT-2026-000103183 · never reused
Internal UUID01a0aea4-be3e-7b69-8817-e58eb2f59528 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103183
StatusPUBLIC

Content hashes

Canonical text3627693edef8ba3d5e1e3edf8e263fd3f4802cc7f10fe183513318824f7b0d6e
Markdownec627dd25c2b1fd1d775a88d78a25ccfd3d51f117d1fc37112b3a5ddf39828fb
PDF
Publication page7b96ab894b70d22ca45cda7c27d76229d1b4d44e454ba2adf1d9bbb82c0aa7f9
Manifest7b3a6ea91c9af1dbab1cf121c1390a8046f7fd246ab6524435c9f3c9db99d577

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
SignatureilqeCvFQbLyzE9cLhKxLbro4QKuLK2PvQ8XxP+S9qbRACRs2FeyLrRS6aLLjNKVIV9kXQ8LW71PrPyed1ILiBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:24.246425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103183
observed 7b96ab894b70d22ca45cda7c27d76229...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:24.229602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103183/manifest.json
observed 7b3a6ea91c9af1dbab1cf121c1390a80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:24.211929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103183/publication.md
observed ec627dd25c2b1fd1d775a88d78a25ccf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:24.192703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103183/publication.txt
observed 3627693edef8ba3d5e1e3edf8e263fd3...
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.