OpenTechnical

OT-2026-000096690

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000096690) never changes.

Identity and time

Publication numberOT-2026-000096690 · never reused
Internal UUID01a0aea0-a4ab-77e7-966c-f2db0cb4b66e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096690
StatusPUBLIC

Content hashes

Canonical text054956bad6b6269ed8dbba28289062948f5bf2e4eba1e6c4a9b93e35922361b5
Markdown56a6edb56533e3d8dcf837dfa44c3afbb83d24c51be8ea64802748d70c4a2116
PDF
Publication pagee4a97da98830225d5543897a2ba68fa071454059439df63a190f557167fe9fe3
Manifest3d1af3d714318b2d1be54c4788c45bbfa145bc228cd6638f9edfb358f2536a61

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
Signature0R72I5Mg8iQt0M9Ao9UV/0gp1fnY2YU2+D2pFWi9PwuNpH9lGh3J7h8P6yVK2YKKN5jybKhPSFsgt5mwinDnDg==
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

2026-09-17T09:34:14.646226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096690
observed e4a97da98830225d5543897a2ba68fa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:14.627286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096690/manifest.json
observed 3d1af3d714318b2d1be54c4788c45bbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:14.603308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096690/publication.md
observed 56a6edb56533e3d8dcf837dfa44c3afb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:14.574742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096690/publication.txt
observed 054956bad6b6269ed8dbba2828906294...
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.