OpenTechnical

OT-2026-000077742

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000077742) never changes.

Identity and time

Publication numberOT-2026-000077742 · never reused
Internal UUID01a0ae95-2ecf-7f5b-aac8-aa13a3a6a8dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077742
StatusPUBLIC

Content hashes

Canonical text48322626a87bbd8005e37421fcdc485879bf16792d7a3466f57279f188ae6801
Markdown40484d3645b9d9e37b26e40efb63c30a01e02389502a1d9384ec1f670bdc3303
PDF
Publication pagea982ecb1ae015f9baa599697240194b4f7a80e1532f05b6040a83ee162d5e358
Manifest9a8c7ce529287310d1282423e92de9a295892ca321eff896dad182fc27a838b7

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
Signature5d18fKl6DMCqJpwek2dmDZWKn8XU026BpzRQzuNu0rcBKmWABBvm5Yr/xjA8F8urIbYAYcHoI4A+NdvYKWgqCQ==
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

2026-09-17T10:07:19.333160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077742
observed a982ecb1ae015f9baa599697240194b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:19.312141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077742/manifest.json
observed 9a8c7ce529287310d1282423e92de9a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:19.243429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077742/publication.md
observed 40484d3645b9d9e37b26e40efb63c30a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:19.170745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077742/publication.txt
observed 48322626a87bbd8005e37421fcdc4858...
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.