OpenTechnical

OT-2026-000083204

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000083204) never changes.

Identity and time

Publication numberOT-2026-000083204 · never reused
Internal UUID01a0ae97-c963-7a68-84c5-e10bbf848361 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083204
StatusPUBLIC

Content hashes

Canonical textbf115e1530f6243e3f693657c2228988a1276f6075650c3f3d5b5746c40ffc6c
Markdown2175b5a417539323a388362ed9f9ee84dbd76227f9081bb9f36f5a502ec03c3a
PDF
Publication pageee22dc8b0121c4b4a2f8398627f7b4de33de197a468a8b5a2af2f2c96d1a4c16
Manifest3c6074525499eafa71afd7ce6f5112adf8a97413441f0829ff6a2f80d2309195

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
SignatureC2YuCk003Q5OyerUIDfRmBApaGqT32ea1/xpnRcn7EluGL75izt+2Buclt9GXkQ9F8yQ6W9pD0msaJR02SShAw==
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

2026-09-17T09:01:04.401345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083204
observed ee22dc8b0121c4b4a2f8398627f7b4de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:04.381628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083204/manifest.json
observed 3c6074525499eafa71afd7ce6f5112ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:04.362360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083204/publication.md
observed 2175b5a417539323a388362ed9f9ee84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:04.341650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083204/publication.txt
observed bf115e1530f6243e3f693657c2228988...
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.