OpenTechnical

OT-2026-000034406

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed blow-off 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-2026-000034406) never changes.

Identity and time

Publication numberOT-2026-000034406 · never reused
Internal UUID01a0ae75-df0e-7c0d-81a0-685f3f95e2f4 · 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-2026-000034406
StatusPUBLIC

Content hashes

Canonical textc5fbb3e1fec495511047c8e042b6d3bd1d24e39e6b7f283e51c3293a231b650b
Markdowne83ae9e83a566c29b409713e8a324f6f9e97b2cb363e8617ad1c8e7f6c875b5e
PDF
Publication page9b87a67541b904e8d75ab842d36cddcd6e1530f17a7aefa0328da4be785f9c57
Manifestac7583a8596229d78389e5f15e800baef5720d7164f42da2adeda1c504b6ba73

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
SignaturenFVezS+ghkMPt7FQwZrWkRMk4X/CBFS66TyiRHrw/RP+5Oz4ZcisJ/Sm/4Y/Ztzo1mbFkfViBmP8W3LoxePiBA==
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

2026-09-17T11:31:07.449181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034406
observed 9b87a67541b904e8d75ab842d36cddcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:07.427319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034406/manifest.json
observed ac7583a8596229d78389e5f15e800bae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:07.409175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034406/publication.md
observed e83ae9e83a566c29b409713e8a324f6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:07.388549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034406/publication.txt
observed c5fbb3e1fec495511047c8e042b6d3bd...
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.