OpenTechnical

OT-2026-000062664

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000062664) never changes.

Identity and time

Publication numberOT-2026-000062664 · never reused
Internal UUID01a0ae8c-6388-7497-b9d9-56767c91171b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062664
StatusPUBLIC

Content hashes

Canonical text91a61f6178cec88eb4ac8ff3d0e063c65a2a8e5e9fb25a5fb56a62e2aaadd93b
Markdownff0e95ef588aec7b51daac3117c036f9faad6985e6bf1d396453f8b288481cfa
PDF
Publication page98417b98b34696fd923357585d5af34a9bd7dde132883f28900dcdc36d5b057c
Manifesta40a5a8380c3409547343d6c48989ae2bb3dd654911e40dfe29dda7c3620c21c

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
SignatureVll6cxcA7hlKJoUOuzaCIBtb3ncv092J4I++Skg2rRFVazJE9gcf1KJ55l3QXHqHrCQeAQDz0DXZEjXuboFxBg==
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

2026-09-17T10:39:13.154188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062664
observed 98417b98b34696fd923357585d5af34a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:13.137415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062664/manifest.json
observed a40a5a8380c3409547343d6c48989ae2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:13.120477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062664/publication.md
observed ff0e95ef588aec7b51daac3117c036f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:13.105188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062664/publication.txt
observed 91a61f6178cec88eb4ac8ff3d0e063c6...
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.