OpenTechnical

OT-2026-000007376

Publication integrity record

Vacuum cup gripper, two outlet manifold, plant vacuum fed, contact triggered, silicone cups, oval form

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-2026-000007376) never changes.

Identity and time

Publication numberOT-2026-000007376 · never reused
Internal UUID01a0a97c-95f0-76c3-8e93-a0ba8eff7bfa · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:11:49.490216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007376
StatusPUBLIC

Content hashes

Canonical text3bab7cfdc0df152ccb7604f73b0c8a1a35507745393fcbca15b82391b9add0d8
Markdownc0aa279cc541016428bdf681754652db0db7f412318b5979d67fdc3b390266dd
PDF
Publication page9806b1baadddc864195de8e6e3cf74a48b661bc7bee8e18cd4df783cbc5db747
Manifeste4b2a4726a6325ee0ab3e0f0699e6d4ca4aac5bc8083ed6737c653657a483d10

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
SignatureICOJv/z85KxfE1M0hloJhbCiK3o+O6uEi94sMYuVUWZfaGfoLHyV1w3uUTJdAgCg+Pp1Qwm6fRSdfDdXxTXsBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:20:08.846020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007376
observed 9806b1baadddc864195de8e6e3cf74a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:08.832249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007376/manifest.json
observed e4b2a4726a6325ee0ab3e0f0699e6d4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:08.818577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007376/publication.md
observed c0aa279cc541016428bdf681754652db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:08.805216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007376/publication.txt
observed 3bab7cfdc0df152ccb7604f73b0c8a1a...
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.