OpenTechnical

OT-2026-000052432

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000052432) never changes.

Identity and time

Publication numberOT-2026-000052432 · never reused
Internal UUID01a0ae84-5739-771a-bacc-9b327089da8f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052432
StatusPUBLIC

Content hashes

Canonical text16ffb2c40d6db17ecc238581c8d6aae2270789869f0ce81c9d74453cf20f2aab
Markdowncbadb959d68ebbfbf46682a626a95854890183a1d1f22c7b7a206af997be73cc
PDF
Publication page2671e38c7023285ebc6dc5c7831bff76afe8bf492370c0e5fd206943a68632f0
Manifest69c3a002805d3b17bc2ef9ca299b46f474b995d6ddf21958a663fecaed6ab685

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
SignatureTGD810uHdsfxAKUolhSy1gqvJIKdxDPuvq6aaLSGap0JnYepbYf4j9Y6ZHOottm11OuA/kLQn2gTPCKS7q+5BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:03.027226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052432
observed 2671e38c7023285ebc6dc5c7831bff76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:03.010656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052432/manifest.json
observed 69c3a002805d3b17bc2ef9ca299b46f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:02.992913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052432/publication.md
observed cbadb959d68ebbfbf46682a626a95854...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:02.975388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052432/publication.txt
observed 16ffb2c40d6db17ecc238581c8d6aae2...
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.