OpenTechnical

OT-2026-000097902

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three 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-2026-000097902) never changes.

Identity and time

Publication numberOT-2026-000097902 · never reused
Internal UUID01a0aea1-92f7-7640-a8bc-66f0aa46a5d9 · 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-2026-000097902
StatusPUBLIC

Content hashes

Canonical textb87f0fd841ff573d9223ede9037549d3bc7ea2b712c210f1bce7be17ea25ebb8
Markdown2b4208b6f1320077515f55fda3b3d4c494c85fa8a79c3e5ebeaf3d70be908c73
PDF
Publication pagec492ac27e75f9c7528d6ed6fd34ac8ac747a18d700669bebce79d660bad249f0
Manifest35b264618c17eb03cb592072b1fd2b2a9a0d010531ab4ff2917a2fd2cc2f1ce5

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
Signature+YS54UJ4voPwuaV2hnf3XpmvDV1NWlryPtJZMbnRzbxDwb5y5M+CQIlsCPwIruhkvDoIuH3xr0n9yRG/7vb3AA==
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

2026-09-17T09:33:01.573603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097902
observed c492ac27e75f9c7528d6ed6fd34ac8ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:01.554942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097902/manifest.json
observed 35b264618c17eb03cb592072b1fd2b2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:01.536544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097902/publication.md
observed 2b4208b6f1320077515f55fda3b3d4c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:01.518592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097902/publication.txt
observed b87f0fd841ff573d9223ede9037549d3...
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.