OpenTechnical

OT-2026-000036402

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000036402) never changes.

Identity and time

Publication numberOT-2026-000036402 · never reused
Internal UUID01a0ae77-01d1-787e-8a32-b6f95539b87b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036402
StatusPUBLIC

Content hashes

Canonical text82f3045f20374d0e85a000ea19cdd6f4b0a999f5cdcce4f78f98f319f003848e
Markdownf7dd884640c1c03b86113b4cc4e2cf9a854ba0193df1316cf7d4e94ce4922afe
PDF
Publication pagee687b73ab8851590c29e5627a8298e8ee966caf8f8f0166c59e35c0ea32087e3
Manifest0daed18d11b813069a79008cf71c57b2b19df578722136bfb8c7ee22ef50d070

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
Signatureog+gEzrcSWk+8aWB8WU/KoxUyvkIywJBAZ8xGBSxVLCByOebJeI7om12jjMKFVDnrtHnF+j1TeBDT6aji7dDCg==
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

2026-09-17T11:26:46.095086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036402
observed e687b73ab8851590c29e5627a8298e8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:46.077114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036402/manifest.json
observed 0daed18d11b813069a79008cf71c57b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:46.059633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036402/publication.md
observed f7dd884640c1c03b86113b4cc4e2cf9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:46.042055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036402/publication.txt
observed 82f3045f20374d0e85a000ea19cdd6f4...
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.