OpenTechnical

OT-2026-000078966

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, vented 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-2026-000078966) never changes.

Identity and time

Publication numberOT-2026-000078966 · never reused
Internal UUID01a0ae95-ccbe-78ed-97b9-13d6e5cd0dc1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078966
StatusPUBLIC

Content hashes

Canonical textef34ef4569fcf6c173aeeae16dd22d58ad99aa802a1b64ac477db73ad17df150
Markdowna6272ce66bf98f01d8a43c4583ea141d407fe747f39cd9a123009982321c8f2b
PDF
Publication page7ac1b0297c92cc50ba136f056ef603f74b8bf6acfb8c729dce160e82174bae6b
Manifest9a0d45aa508b196d0ac9fd7b5d229203e2bb2ae25fe86f22d549f53d81d2dc3c

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
Signature5xOJFRt6fmL0V7pBnOJVqYHJOwChiv+jqZALIS9AtAUfloeyQNATmqB3buGftVFmbxWFzA/VagCT8GOMsQVNBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:05:47.566147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078966
observed 7ac1b0297c92cc50ba136f056ef603f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:47.546849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078966/manifest.json
observed 9a0d45aa508b196d0ac9fd7b5d229203...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:47.527415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078966/publication.md
observed a6272ce66bf98f01d8a43c4583ea141d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:47.508734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078966/publication.txt
observed ef34ef4569fcf6c173aeeae16dd22d58...
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.