OpenTechnical

OT-2026-000101488

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, pressure sensor per zone, sustained blow-off before 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-2026-000101488) never changes.

Identity and time

Publication numberOT-2026-000101488 · never reused
Internal UUID01a0aea4-0e14-71f6-92c5-27f7e8265239 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101488
StatusPUBLIC

Content hashes

Canonical texta6aabee01d62ca160a0b016bd2369813393509669893e6f7385d550da60c315e
Markdownb091c2fe8b76444fd7c80a344c601e81b739c7a8da0a2b7f86ddee0a376f1efb
PDF
Publication page358b0f5bafceaf1e8375363c837d00fa57e22664cccbe86eaaf9b9004f90ff0d
Manifest49d757fa377a845058adef730fcd064514c110312cdca2de97313c1cf8c6c628

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
SignatureuNAp2O6HdDUQNJlTVm7hWH1oOoePpWWqk2fYurZHeRwdIs2F+O2+DMGBLOqJTsBm+hZzwKlULFFI79WxC/OiDA==
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

2026-09-17T09:26:04.647262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101488
observed 358b0f5bafceaf1e8375363c837d00fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:04.616560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101488/manifest.json
observed 49d757fa377a845058adef730fcd0645...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:04.597131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101488/publication.md
observed b091c2fe8b76444fd7c80a344c601e81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:04.578205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101488/publication.txt
observed a6aabee01d62ca160a0b016bd2369813...
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.