OpenTechnical

OT-2026-000003707

Publication integrity record

Bellows cup vacuum gripper, per zone isolation, three outlet manifold, three stage ejector, contact triggered

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-2026-000003707) never changes.

Identity and time

Publication numberOT-2026-000003707 · never reused
Internal UUID01a0a90a-cdeb-7800-91fc-d0fc2f9471a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:32.717981Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003707
StatusPUBLIC

Content hashes

Canonical text9acb8b9b4d87a94e0b38586eeb6fb56a4698414929a16d99fec0583455afbf41
Markdownfcb8b5221381dca7e90583b7c95f9645fa72bc873f144fa0ab40aee594e363c3
PDF
Publication pagedcbcf6b1e781f1866668335c6bcab7b92e2df427de6aaff6a8acc1da4edddf81
Manifest134c6f84c859d13f0cc2362713f9f93c987061010851861753ac6b1e32d95811

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
Signature6gXguRJWVHUs8ZEv0/I6K8LzcUGCwREOzbMJ402jVVP1W2JdC8v6aVrzYwQFcId/EMk8JaD+BlHBtcVe04CYAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T08:00:36.140206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003707
observed dcbcf6b1e781f1866668335c6bcab7b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:36.124761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003707/manifest.json
observed 134c6f84c859d13f0cc2362713f9f93c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:35.984634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003707/publication.md
observed fcb8b5221381dca7e90583b7c95f9645...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:35.928394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003707/publication.txt
observed 9acb8b9b4d87a94e0b38586eeb6fb56a...
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.