OpenTechnical

OT-2026-000092844

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000092844) never changes.

Identity and time

Publication numberOT-2026-000092844 · never reused
Internal UUID01a0ae9d-b601-7aa9-a73f-1361bb37fe72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092844
StatusPUBLIC

Content hashes

Canonical text3e0ffccac39ba4dbbc57e9c6111b8f32ece60f039063086923459d6e7aed2ce4
Markdowna4db314771a82f11a2d3550e79befad7db77aefe76b3c4c3cb4f5af339e2a0d7
PDF
Publication page80e33be94a46b24af5c55ce35f5b1cec0743d94e75c16d65b45e374e61763810
Manifest966b9700736e068064d3d85945a6bffefe896200712c8e156c05e708fba790ee

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
SignatureZm3Iu3zMBO5DG/8XenrlkMGYA7G5I8eijSfn08+CgGi+3FUjCcsbCkHMtF9pY8ZoZxJFPRNa2cBzFmczMMtnCg==
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

2026-09-17T09:41:29.878405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092844
observed 80e33be94a46b24af5c55ce35f5b1cec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:29.860195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092844/manifest.json
observed 966b9700736e068064d3d85945a6bffe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:29.842762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092844/publication.md
observed a4db314771a82f11a2d3550e79befad7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:29.824085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092844/publication.txt
observed 3e0ffccac39ba4dbbc57e9c6111b8f32...
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.