OpenTechnical

OT-2026-000098357

Publication integrity record

Four cup vacuum gripper, four 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-2026-000098357) never changes.

Identity and time

Publication numberOT-2026-000098357 · never reused
Internal UUID01a0aea1-e965-7e68-adb4-7c8dd4b6fbbf · 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-2026-000098357
StatusPUBLIC

Content hashes

Canonical text030b35a878afbfbfebc83d166b8a5abca16efcea1637fdf307580a4b05958eb8
Markdown4d32cbbbc5b7ae1e7f21115b81deef0e08dce41489831a9a293909928f6aee56
PDF
Publication pagec270b4186a0d3311da5509cbfb7bb6ca29c9b6b4304f9899eec2bb26c23c74d2
Manifest9d693129890cdad1fc0a3f03bf96f4d0a83366eba0fcba410b68efa8efa6c9d1

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
Signaturep5giX7shRx0SvhEYFTTM2junNOhm0TbRykMhxbgeOtvttn7QzNgPHDY0u66CYsV+vF6l9n01/hSzvcYe7qqeAQ==
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

2026-09-17T09:31:34.724829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098357
observed c270b4186a0d3311da5509cbfb7bb6ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:34.707152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098357/manifest.json
observed 9d693129890cdad1fc0a3f03bf96f4d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:34.689710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098357/publication.md
observed 4d32cbbbc5b7ae1e7f21115b81deef0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:34.671880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098357/publication.txt
observed 030b35a878afbfbfebc83d166b8a5abc...
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.