OpenTechnical

OT-2026-000030784

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, sustained blow-off before 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-2026-000030784) never changes.

Identity and time

Publication numberOT-2026-000030784 · never reused
Internal UUID01a0ae74-3fb4-7909-a3c0-99e1bd9c93a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030784
StatusPUBLIC

Content hashes

Canonical textb04d445d68b3ae502443c65694c0ab611147a7a9288c813f44a1ce7b6943ef5d
Markdownf1bfb7bec9cffccb95af1b02b49c892a82e2c5030992bf675667330def4e1ccc
PDF
Publication pagefa0a5e99bbe119840dbfde535b35dca4e44e30ef868df1b166d1c7ec811db7e3
Manifest7067ced0cc2e2b2a10fc0fe753beb48f49b214826693d766e5d48d04fbae579f

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
SignatureqWxnHyuhjmal/FF5IVLgwhvUh0kvgWUVuxU7fIHwTeHszNaBgISQzMfC4thZN/pOnJ9PogxUrGyDOH+C0hS9Dg==
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

2026-09-17T11:36:43.908396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030784
observed fa0a5e99bbe119840dbfde535b35dca4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:43.890415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030784/manifest.json
observed 7067ced0cc2e2b2a10fc0fe753beb48f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:43.872378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030784/publication.md
observed f1bfb7bec9cffccb95af1b02b49c892a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:43.849387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030784/publication.txt
observed b04d445d68b3ae502443c65694c0ab61...
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.