OpenTechnical

OT-2026-000032679

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pulsed 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-2026-000032679) never changes.

Identity and time

Publication numberOT-2026-000032679 · never reused
Internal UUID01a0ae75-1070-758c-ba6f-55c47fa4c792 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032679
StatusPUBLIC

Content hashes

Canonical textd573bc3d0f8f573d365ec13e5099a221b60dd1f92cfc9405a08906532ee33a93
Markdown40a2575bc73225521e6cf1f68306d5bd9a1421b49e99322c249353dd2ae70339
PDF
Publication page3ad2d4be4b0821d80d93089272a77fea324512bce52bb2d445e3ba71a2baafd1
Manifestdc691a9f1b41fd41165c4db79201f5a597e7fb72cf63c2b13bc5728dccc98e1b

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
SignatureJ5CK+KH5cbEuRgOE47rU03LUcB3rKrwVgn0cr9jSkvEsGetgBjG/+ZVbV+ea+d/To3HiWrgWygUQ4/XqO95XDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:34:16.952531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032679
observed 3ad2d4be4b0821d80d93089272a77fea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:16.933347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032679/manifest.json
observed dc691a9f1b41fd41165c4db79201f5a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:16.914445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032679/publication.md
observed 40a2575bc73225521e6cf1f68306d5bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:16.895297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032679/publication.txt
observed d573bc3d0f8f573d365ec13e5099a221...
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.