OpenTechnical

OT-2026-000007785

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000007785) never changes.

Identity and time

Publication numberOT-2026-000007785 · never reused
Internal UUID01a0ae62-843f-7d66-ad32-d9a7201d002c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007785
StatusPUBLIC

Content hashes

Canonical texta1aaf2d87fa20ec1d37aaf72db99b6572a2cb9f2eb8309beffed363efeee0d0f
Markdownc8ea47a29b1d8b047e341d137f38eb6b55cbcc09743ead47af8194fe570563ef
PDF
Publication pagec7f9077e00ff365b7bf09455e587981acb6e5ea93f1248026209fa9e2ae2b4a4
Manifest8b7eb984a9108c927c650da5477f31bc5ac6185fe7d7922cd9f4ba072ba26cf1

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
Signature/GBTMu4aKalAG72pzHzJ3gr9hC6vQGOFaem9WPHlyiaMUIBSp/UECRwEAluy0d5xOtgjyvMiyRyXcZBVCK0CBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:11.380454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007785
observed c7f9077e00ff365b7bf09455e587981a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:11.361544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007785/manifest.json
observed 8b7eb984a9108c927c650da5477f31bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:11.167441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007785/publication.md
observed c8ea47a29b1d8b047e341d137f38eb6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:11.067279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007785/publication.txt
observed a1aaf2d87fa20ec1d37aaf72db99b657...
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.