OpenTechnical

OT-2026-000026105

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000026105) never changes.

Identity and time

Publication numberOT-2026-000026105 · never reused
Internal UUID01a0ae71-a840-7d43-baa7-f5b5865c688a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026105
StatusPUBLIC

Content hashes

Canonical text3a3a8e4ec807e0e8d95bd8316ba3a4a80cfd8b09f141c5404c7c6ad355905cf4
Markdown9cb52bbe2478db4c65fe80852f959b7e9b389a9483ff72126abe35715918f2c3
PDF
Publication page1c85e7beb78cb9cce9d51531a67941b7994baf42cb058541ff7198cf29ced567
Manifestc072fae30a18c4267d2f7313ec1c7c3d248c7c4936705f2421f73b9268b0d539

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
SignaturengbLVCOQBJCL4QZsBw4hA+FLmP64kFImNE01F6v1sPUOjLGiBEujN63MTFgibX4sNv8b09faDN6tTlSGJ8aoBg==
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

2026-09-17T11:46:36.371842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026105
observed 1c85e7beb78cb9cce9d51531a67941b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:36.354807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026105/manifest.json
observed c072fae30a18c4267d2f7313ec1c7c3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:36.338009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026105/publication.md
observed 9cb52bbe2478db4c65fe80852f959b7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:36.320977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026105/publication.txt
observed 3a3a8e4ec807e0e8d95bd8316ba3a4a8...
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.