OpenTechnical

OT-2026-000066954

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000066954) never changes.

Identity and time

Publication numberOT-2026-000066954 · never reused
Internal UUID01a0ae8f-14fd-75ff-b0f2-057b18bd9f6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066954
StatusPUBLIC

Content hashes

Canonical texta5247eaac0b8169495695e0b15e98368eaef20b59c35a2e952d744d527c6a2de
Markdown99c0d67683478eb5e6b46ff8110e8b60c88cb6eeb3f75166802ebe53038fee34
PDF
Publication page7c8e598c0b9c3b513640ef6a5528807382557be6eb6f7a5b8f310dba9e746851
Manifest103f29fb284f1c09a0f8c19bd950c41093b73b3d490c94eca0caa8fdaf7c4022

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
SignatureQCufU0QxiywIXi2SbFouzu7rOkWM1gNpJCRBd4mGkZsznjspLbwIdKsFpLBuznIJWzXdNVVKQwZayhBJefuRBQ==
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

2026-09-17T10:32:10.194689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066954
observed 7c8e598c0b9c3b513640ef6a55288073...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:10.173743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066954/manifest.json
observed 103f29fb284f1c09a0f8c19bd950c410...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:10.157110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066954/publication.md
observed 99c0d67683478eb5e6b46ff8110e8b60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:10.138618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066954/publication.txt
observed a5247eaac0b8169495695e0b15e98368...
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.