OpenTechnical

OT-2026-000098145

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000098145) never changes.

Identity and time

Publication numberOT-2026-000098145 · never reused
Internal UUID01a0aea1-e963-7300-88e9-4c07e15a5c8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098145
StatusPUBLIC

Content hashes

Canonical textb7e06fd1dff0a2978c38cc7137ac9d57145982620995c5f09cfd6edbe97960d6
Markdown349d496d073754b0b44c38b591817e05b65be23759875c5df342999f6d44daa4
PDF
Publication page9be780b42e3a35a0440460cc892a86574a0c6370e6f4d5d38c0b863bef62dae1
Manifest684853ff9256ce23ccc5ac8cd72b901c553176c410b8ac90dad5b8a063ecada3

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
SignaturekoDRB6qyeyF4EA3x09/9AY74v/XH18bvsJSs/QhJhpNa3juSaramrhmKx3462YkEANAkkfyMcfEnyygCc71QDA==
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

2026-09-17T09:31:17.560979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098145
observed 9be780b42e3a35a0440460cc892a8657...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:17.544897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098145/manifest.json
observed 684853ff9256ce23ccc5ac8cd72b901c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:17.527488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098145/publication.md
observed 349d496d073754b0b44c38b591817e05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:17.509703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098145/publication.txt
observed b7e06fd1dff0a2978c38cc7137ac9d57...
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.