OpenTechnical

OT-2026-000012582

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, pulsed 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-2026-000012582) never changes.

Identity and time

Publication numberOT-2026-000012582 · never reused
Internal UUID01a0ae6d-39f7-74f1-b4b2-88cb684086d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012582
StatusPUBLIC

Content hashes

Canonical textc9f252a946bf35b8b47736851311914e6b2f36c59a5c7a0d7695ccb2862c87db
Markdown640ef55af9a0784f020f1930e5d7394288e862d9c27d1d2f3c1226ece72a4fab
PDF
Publication page3ec32321f98fac8872627193d3301ba5134d497e60fd50883c12bf75f97a23b4
Manifest178d0bb49b17f5072324bc90e0e46092a38ffd0ae399b7aeea6d337997ebf006

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
SignatureX/BKCojKBIUBp9DW4KHpsDy6oJ4zLcZA6bBJcJqWJFFLKPrnpeHwoMdArYyGOHrDbSlL4pyxtL402byJ5pgeBg==
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

2026-09-17T12:12:08.197262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012582
observed 3ec32321f98fac8872627193d3301ba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:08.178393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012582/manifest.json
observed 178d0bb49b17f5072324bc90e0e46092...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:08.161106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012582/publication.md
observed 640ef55af9a0784f020f1930e5d73942...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:08.143420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012582/publication.txt
observed c9f252a946bf35b8b47736851311914e...
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.