OpenTechnical

OT-2026-000064317

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented after 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-2026-000064317) never changes.

Identity and time

Publication numberOT-2026-000064317 · never reused
Internal UUID01a0ae8d-a460-7127-8947-540756f72191 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064317
StatusPUBLIC

Content hashes

Canonical text68d33b42ca8582be3760496f01df0bd23194748a0afec72074c8446d75ae002e
Markdowna65e1e02eee6993ffc2cc2ac163da9be52ee37c61721d0974512a90fa0f559d0
PDF
Publication page3c1753b07cd79f80f8a973636b5090314342035433c03c309a53a25f9eee0df9
Manifest3ff7d1d38d0dc804761ec395f076d46cd43e058d46c0cfc42d21e35ea51ac6f8

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
SignatureRT7UiW0U5Yz/9l7z9NZ4dTIL3yY4dkPsqUj4Z7C8vejGkRpTsx/97rhm8fo5KXaTnc9GMu3X48gNm5X0W9hUAQ==
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

2026-09-17T10:36:28.159356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064317
observed 3c1753b07cd79f80f8a973636b509031...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:28.142977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064317/manifest.json
observed 3ff7d1d38d0dc804761ec395f076d46c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:28.126346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064317/publication.md
observed a65e1e02eee6993ffc2cc2ac163da9be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:28.108533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064317/publication.txt
observed 68d33b42ca8582be3760496f01df0bd2...
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.