OpenTechnical

OT-2026-000087032

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, 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-2026-000087032) never changes.

Identity and time

Publication numberOT-2026-000087032 · never reused
Internal UUID01a0ae9a-9f2d-7b12-b8d7-2d50f2aa3119 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087032
StatusPUBLIC

Content hashes

Canonical text3bcbc7ed429943595009671a93f25407e8f81e05c022131edc18e899992cac4a
Markdown3c20fbac479bb36964556548192c42732efc801e669bd26709a5d07f2b13e54c
PDF
Publication page883e37dc4a096ed1548085a592f8dc96231cca13b325855fbc7a16fdd82c5012
Manifest8cec45b63005c6e8befc13f5cce0f9e367cc5cc98c1de2f7a6ee1496accd27ee

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
SignaturefflNE+YJ5p2+xJCpp/4UyT3vRFqMbAhyYVZgZ+JKQV5XHWqt3kHjaXpMkD9LKF+S1NXewmUmBpRUqfAsrt/CBA==
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

2026-09-17T09:51:16.554361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087032
observed 883e37dc4a096ed1548085a592f8dc96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:16.539331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087032/manifest.json
observed 8cec45b63005c6e8befc13f5cce0f9e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:16.522038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087032/publication.md
observed 3c20fbac479bb36964556548192c4273...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:16.507111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087032/publication.txt
observed 3bcbc7ed429943595009671a93f25407...
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.