OpenTechnical

OT-2026-000037067

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000037067) never changes.

Identity and time

Publication numberOT-2026-000037067 · never reused
Internal UUID01a0ae77-7740-700b-bc6d-fef98d5a797f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037067
StatusPUBLIC

Content hashes

Canonical text6db148e6b0eb2ce53fd228b06acd67ae9f503d34ed36df6f9227331679fa2dfd
Markdownd71d139a75727fe6bb681a87d36d77d1642c2e05e51858ecaf1ea2e86512abea
PDF
Publication page1fc109762932fd04c04633690822c23327d437ad569852e0c46f657ed0f7ceea
Manifest41257b946c562c9fe9d0600acc245bed9efd88a19ac38a528ddfbad8a83d8aaa

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
SignaturegDQJEY+RnCxSI+YgECTmkud4rOfj6FbHOje6wCehAWSTuyuP4VbxtwkUHDNS51cgIm5LTZATgtnKiktCU5EEBA==
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

2026-09-17T11:24:55.628488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037067
observed 1fc109762932fd04c04633690822c233...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:55.610768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037067/manifest.json
observed 41257b946c562c9fe9d0600acc245bed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:55.594092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037067/publication.md
observed d71d139a75727fe6bb681a87d36d77d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:55.576169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037067/publication.txt
observed 6db148e6b0eb2ce53fd228b06acd67ae...
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.