OpenTechnical

OT-2026-000023063

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pulsed 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-2026-000023063) never changes.

Identity and time

Publication numberOT-2026-000023063 · never reused
Internal UUID01a0ae70-46ec-7dba-b188-60fa40604897 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023063
StatusPUBLIC

Content hashes

Canonical text57128844a6013e2d18aa7af1b2f585f6029e117ca956e4ddf4055803bdd624d2
Markdownba902da301c182204c88eecdfe08a43e464f93a681923c051116c0ee5b980b3c
PDF
Publication pagef457cfc595b484a9be5e37397f170ba54561d6616996fe13905b8e516d035c3a
Manifest7a932ed0618030357f75d91d453fc4e578f0698ce75a89c86a08b43c169be815

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
SignatureqbrVyYbGcXhpw7HlER9kSCktqUjs67d8KHXis4jFBZeHh7TXmbUIBXQpbbz6osirXFp5kGEAcG6hi0G/stXkCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:52:40.394022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023063
observed f457cfc595b484a9be5e37397f170ba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:40.376961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023063/manifest.json
observed 7a932ed0618030357f75d91d453fc4e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:40.358161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023063/publication.md
observed ba902da301c182204c88eecdfe08a43e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:40.338037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023063/publication.txt
observed 57128844a6013e2d18aa7af1b2f585f6...
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.