OpenTechnical

OT-2026-000065177

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, vented after set-down

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-2026-000065177) never changes.

Identity and time

Publication numberOT-2026-000065177 · never reused
Internal UUID01a0ae8e-1df9-7ca2-b2ee-231e9861c3c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065177
StatusPUBLIC

Content hashes

Canonical text4c186e039962520671885085b8e36a1c11a7831662716a0763ea5b34471ed5a2
Markdown4ca89a4ed007f29521a40e93fe0e3a25ea3f1a24eab49eeaed76cf462d595a97
PDF
Publication page20a32c530897fda28c1793cb657ddf23981b88a02c73570e81ef01325e98dc48
Manifesta9e8d85a778353c5db5239029f54e552802df3ae43596995c799f9853f8d0eab

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
SignaturezIJ1OSOFNeQHsLrt8/mKMZjCcGGXwxF7ug61VtoIWRcE1TQRvK6sYH73kTdz155EmL6KcfRfzBS1hBsLBK/3Aw==
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

2026-09-17T10:35:01.230295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065177
observed 20a32c530897fda28c1793cb657ddf23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:01.211296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065177/manifest.json
observed a9e8d85a778353c5db5239029f54e552...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:01.192511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065177/publication.md
observed 4ca89a4ed007f29521a40e93fe0e3a25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:01.174945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065177/publication.txt
observed 4c186e039962520671885085b8e36a1c...
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.