OpenTechnical

OT-2026-000039336

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000039336) never changes.

Identity and time

Publication numberOT-2026-000039336 · never reused
Internal UUID01a0ae78-9674-7812-bfee-b6abb19ee325 · 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-2026-000039336
StatusPUBLIC

Content hashes

Canonical text7bb595dd44885cba8381e509d01ae580829399325b2417d81f5ab61e4b2576a1
Markdown9e2f0b61ac8a22f2b8db00f5e0f216256618a9052d6b12115ebc4198a2cbdf1c
PDF
Publication pageb72bbcb1ed31984ac7591199ed68883d052e303fecd1932cdcd957d179a82de0
Manifest1b2e490bb75289bd86ad488f5b60ebc139a8a751d174beec80794931232e0210

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
Signature4HsDtOWhQ1s1KQ18BkhIqfVbXbYHxZ8+5XN57HOkXfAP9bTNiK3egoWWMNZxQzgaQwMJuWOBTkJ4dieElcXaAg==
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

2026-09-17T11:20:56.071807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039336
observed b72bbcb1ed31984ac7591199ed68883d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:56.053256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039336/manifest.json
observed 1b2e490bb75289bd86ad488f5b60ebc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:56.036306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039336/publication.md
observed 9e2f0b61ac8a22f2b8db00f5e0f21625...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:56.019138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039336/publication.txt
observed 7bb595dd44885cba8381e509d01ae580...
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.