OpenTechnical

OT-2026-000066841

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

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-2026-000066841) never changes.

Identity and time

Publication numberOT-2026-000066841 · never reused
Internal UUID01a0ae8e-ce43-7d13-b032-57d25832f960 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066841
StatusPUBLIC

Content hashes

Canonical text00aa7b85fc6b714d4a7f285eead159415775c297a3503c9e9e0aa289e226c412
Markdown83520daeb9ac63a0e123024c9280352b412654c7c7bb5bda96cba71c54ad17ba
PDF
Publication page5476ef54b42777c3cb46bfeb88cb6c7280b0819946a452c5639b9335ffac39e7
Manifest8859b0563ce5fe5ed568dbde621b65181aa6290a904ec728f544dbb383ec985d

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
Signaturew0SpvZ8FUCaekyKNSjqjEqntKu6ts0uRFlo6HmYlQD42yKcrbNBg89I3PNu+ZYl0VwUxdqQNxrgPNbdBzyUNCw==
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

2026-09-17T10:33:16.736242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066841
observed 5476ef54b42777c3cb46bfeb88cb6c72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:16.717638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066841/manifest.json
observed 8859b0563ce5fe5ed568dbde621b6518...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:16.698745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066841/publication.md
observed 83520daeb9ac63a0e123024c9280352b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:16.680285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066841/publication.txt
observed 00aa7b85fc6b714d4a7f285eead15941...
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.