OpenTechnical

OT-2026-000063209

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three 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-2026-000063209) never changes.

Identity and time

Publication numberOT-2026-000063209 · never reused
Internal UUID01a0ae8c-94ab-796f-913c-9ba072f44172 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063209
StatusPUBLIC

Content hashes

Canonical textb907bd6482bb054722df2637c9ea2de71c5dfb7a015894b1c66e807d92fa40c0
Markdownf62423490cfe502640597c9acc05323b0d48d7b4e4b010908362ee4bbf1947d6
PDF
Publication page48977340cffdef387935e2e04f26bce288ebcc596ea7da04de07808f26f8d7e7
Manifest0f474825cc555b8588b0fccddaf1675c31cdf9d67cb413bbfbc080c7ca4825e2

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
SignaturezRdc6HVGw2jLu2Rrlq+aExWwY2rZvEYzyYJQjPEIyCHDE9HzX+TYnmlwY5WndlHklyjPMZcsFbbZqCOpSZEjCw==
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

2026-09-17T10:39:04.991117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063209
observed 48977340cffdef387935e2e04f26bce2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:04.973134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063209/manifest.json
observed 0f474825cc555b8588b0fccddaf1675c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:04.953788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063209/publication.md
observed f62423490cfe502640597c9acc05323b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:04.936360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063209/publication.txt
observed b907bd6482bb054722df2637c9ea2de7...
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.