OpenTechnical

OT-2026-000039333

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000039333) never changes.

Identity and time

Publication numberOT-2026-000039333 · never reused
Internal UUID01a0ae78-9674-7c1e-8876-ca8fa171802b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039333
StatusPUBLIC

Content hashes

Canonical text09bc70451bf559b4e1218d772345f91f1b0f8f86695fe68d0453ab4cb9a70797
Markdown84e0a20eb46c41b6b68491dd8c6e6524a720922276143b074ca96c09747cf6c9
PDF
Publication pageebc0d68d4b261802777168c98c29f0d3b8a068003652678aa562bc943c4be163
Manifestd604bc53228fe136cb24659f5f7fec1857e7f5ef1ca9c9621d4364f0dbba1018

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
SignatureHEVk8jX1wpUmocvgFd1hnzHChPMZU1UnIAqLH7Re+rtlKB22JnFyPLRmL3KGWJPph/J9kxJYbIkoTPtqAppiBQ==
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

2026-09-17T11:20:55.849386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039333
observed ebc0d68d4b261802777168c98c29f0d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:55.831710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039333/manifest.json
observed d604bc53228fe136cb24659f5f7fec18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:55.814412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039333/publication.md
observed 84e0a20eb46c41b6b68491dd8c6e6524...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:55.796204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039333/publication.txt
observed 09bc70451bf559b4e1218d772345f91f...
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.