OpenTechnical

OT-2026-000034010

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000034010) never changes.

Identity and time

Publication numberOT-2026-000034010 · never reused
Internal UUID01a0ae75-df0c-7ae4-bf54-3af5a1d65dd1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034010
StatusPUBLIC

Content hashes

Canonical text23b6f64e7e8d8b2bfc117546457ef7deca5570d0a573d1f5af0f109feef35c2f
Markdown882ccaa5b093bd5d561e7913bfacfa19233813bcb4d0dfeeace6a3f4cfe4ef5e
PDF
Publication page40e836afb85b54783dd64b7535df6c1f4e8e0a195340deb7d70c2db0610d2e53
Manifeste4a0aa6ebf93e098e51170f9063876d6092ab2053274f08818d39d75175d9fb5

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
Signature7Ker0PYbOU+RmAiYABEzJ2Iswz9MAeJ0kCx/tVB5003g128GNPGjRBotGLBbO5XG4PjL/gJF5AvYT9pnnwziDw==
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

2026-09-17T11:30:13.730068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034010
observed 40e836afb85b54783dd64b7535df6c1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:13.710709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034010/manifest.json
observed e4a0aa6ebf93e098e51170f9063876d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:13.690086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034010/publication.md
observed 882ccaa5b093bd5d561e7913bfacfa19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:13.671297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034010/publication.txt
observed 23b6f64e7e8d8b2bfc117546457ef7de...
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.