OpenTechnical

OT-2026-000033885

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000033885) never changes.

Identity and time

Publication numberOT-2026-000033885 · never reused
Internal UUID01a0ae75-a391-7d9f-9754-6526ac6df52a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033885
StatusPUBLIC

Content hashes

Canonical textca6210209bca8438743d02bfa46dc800a75f54071b73299ad99c585a4a4ba040
Markdownf48782e5baa95f4b89319704a02722cd376e2be2a191ab9a93d1702d708f421d
PDF
Publication page56e90a887dd15d8890f528e09bd2c92802c521436937621addc2a5586f34eb24
Manifesta9422bac2237d87f0a76b9845bac415d3a5cc0c3963c67f322ac04cd48d2289e

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
SignatureFFxTrg+SlI1+I+m7W3ExMGKq29V5PKR/JWZBj9E07hHbdCKux6mV0WMDkMzf5Cu0WT/g3KUEjNtKItKJ9DMIAA==
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

2026-09-17T11:31:57.445370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033885
observed 56e90a887dd15d8890f528e09bd2c928...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:57.429185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033885/manifest.json
observed a9422bac2237d87f0a76b9845bac415d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:57.411192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033885/publication.md
observed f48782e5baa95f4b89319704a02722cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:57.392898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033885/publication.txt
observed ca6210209bca8438743d02bfa46dc800...
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.