OpenTechnical

OT-2026-000095470

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000095470) never changes.

Identity and time

Publication numberOT-2026-000095470 · never reused
Internal UUID01a0ae9f-8f73-7a06-83a4-7b392a8cf053 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095470
StatusPUBLIC

Content hashes

Canonical text384f21ed7ef54d79988fb12a2a744d8f82e5b420b9874726c4dd4cf22a9a44c0
Markdownd625283c2ad2836e24ecfd0dad25d277ab068ae6cc9f33300b80930f80887abf
PDF
Publication pageeb75ea14529d948f4794c2b3837eb88505c1d9ee18d0572f543f1e826e8a2d1e
Manifest5f63d86976a9099ed4f791bb7fb3f08c7b40eb07b2953b270044dd50d18b5083

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
SignaturerNYhU2nv2w86j8lSmZuUkBdCvhP/JbxT+hmkLZZDWkdpdeUJGO22Z8JpCGU4jEW4w4xGZTaxllY/kXmdE5rGDg==
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

2026-09-17T09:36:50.902305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095470
observed eb75ea14529d948f4794c2b3837eb885...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:50.884543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095470/manifest.json
observed 5f63d86976a9099ed4f791bb7fb3f08c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:50.866982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095470/publication.md
observed d625283c2ad2836e24ecfd0dad25d277...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:50.848770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095470/publication.txt
observed 384f21ed7ef54d79988fb12a2a744d8f...
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.