OpenTechnical

OT-2026-000097669

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, supply line 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-2026-000097669) never changes.

Identity and time

Publication numberOT-2026-000097669 · never reused
Internal UUID01a0aea1-92f3-7aa5-b55e-db10bfe1f5ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097669
StatusPUBLIC

Content hashes

Canonical text192732df98f6e59e6584bb1cd74ff50978a8157cdcf7df08c451a105d4ddd3ad
Markdown136ab49fa0979577cce5da5389dd650e527d0410570851c9a021db28a2fcc89b
PDF
Publication page79fb49fe0b17de79581ed5c2c07793aeccc38f97324e701cd61bfd4c5ec84b13
Manifeste7d47c7e93f6194951152edb89cb4d1e3dff1610661f6aee9f540947dc8ee0b1

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
SignatureP1Q+R8Wn8jLa2dDJoCMHEoDrJcY4iVia4uhnOi8x95c4CN6Om3Si+ZCsWlgLh4kOGkU0S9Q9wd0PqKODUWAUCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:41.309865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097669
observed 79fb49fe0b17de79581ed5c2c07793ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:41.290297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097669/manifest.json
observed e7d47c7e93f6194951152edb89cb4d1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:41.271031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097669/publication.md
observed 136ab49fa0979577cce5da5389dd650e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:41.252705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097669/publication.txt
observed 192732df98f6e59e6584bb1cd74ff509...
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.