OpenTechnical

OT-2026-000075706

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000075706) never changes.

Identity and time

Publication numberOT-2026-000075706 · never reused
Internal UUID01a0ae94-29fd-75fd-b271-2eefad80466c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075706
StatusPUBLIC

Content hashes

Canonical texte5ad5e7ca0236bfbc7a9929ffe175e8d2d47127c7d38c7586c34f0b9d49d6a4b
Markdowndd1cdf550549066aa5807ef4e3152db67d3c5de88a9de132c2fe0f525f37b31d
PDF
Publication pagea36ee8430db53d9b16eb245631b1befbd7ae6107c60ba5dbeae719b73546ed01
Manifest11841d137e9e22dddaca3de6ef9e1ea6f86002e37a98be19439379d2d50cffe1

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
Signaturemd+siAD4c1wsYaBrQeEOCW/kJTZuV7Bu0qJB5jny4nnINlPVBLmRvfdXIO219ad1tVi7oeF1tAsb0JJrc3HZBQ==
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

2026-09-17T10:13:55.715178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075706
observed a36ee8430db53d9b16eb245631b1befb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:13:55.696469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075706/manifest.json
observed 11841d137e9e22dddaca3de6ef9e1ea6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:13:55.557292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075706/publication.md
observed dd1cdf550549066aa5807ef4e3152db6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:13:55.538315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075706/publication.txt
observed e5ad5e7ca0236bfbc7a9929ffe175e8d...
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.