OpenTechnical

OT-2026-000041330

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, sustained blow-off 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-2026-000041330) never changes.

Identity and time

Publication numberOT-2026-000041330 · never reused
Internal UUID01a0ae79-b144-7df3-b347-31e43c8a133b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041330
StatusPUBLIC

Content hashes

Canonical text3ace564c500983b3904d5a2b10ddf3041d44d05c0306b1872dac41c785af54ce
Markdownbd8d528c7864b7d78316966c24f92c30b8d4a348d8f677a329addb7c15db263b
PDF
Publication pagef6990c05e729d5b3f47da49a13925c6009b9023fd6ad35929367e47a9577e35c
Manifest21ed862ec32a01c5ab79af822b226ee1f0213c8cadf8a880506c5977e9da5d69

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
SignatureOZjfvm2fxqZl1c8hfH3ofX/8W3ZxoddjyzUpKubrlaoW6aOKefBOjarmvLk9hEHD5Ndr8cmE6ahErckTA3U5Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:17:19.400554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041330
observed f6990c05e729d5b3f47da49a13925c60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:19.380742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041330/manifest.json
observed 21ed862ec32a01c5ab79af822b226ee1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:19.360258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041330/publication.md
observed bd8d528c7864b7d78316966c24f92c30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:19.343169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041330/publication.txt
observed 3ace564c500983b3904d5a2b10ddf304...
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.