OpenTechnical

OT-2026-000041013

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, sustained blow-off after 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-2026-000041013) never changes.

Identity and time

Publication numberOT-2026-000041013 · never reused
Internal UUID01a0ae79-b10e-7191-a474-dbf950ac3213 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041013
StatusPUBLIC

Content hashes

Canonical text68897c60fb44a8216b906c5c6c9a1b466a9ea0d62205ac1c038318580bcca826
Markdownf2c22b8204cf105989ca1bf72a06ebddedc7072d9afab8bb5fdfd348cf087ca6
PDF
Publication pagec74548747324826bed6fd596b180133dd970c46798b83291e935ad266dd55441
Manifeste3ce4651bc0e8ec1d0e24755ae4c255b31235f8fee504bee52e76fa1003a14bb

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
SignatureE/puRY3sxh27dK915PyFTM6HEs0JSpFapjeyIGiUblFXEx8oMTiMe1V+W9/Jr2mAZHfTqF1cRIqYlEsMHjqCAw==
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

2026-09-17T11:16:55.167107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041013
observed c74548747324826bed6fd596b180133d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:55.152384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041013/manifest.json
observed e3ce4651bc0e8ec1d0e24755ae4c255b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:55.136623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041013/publication.md
observed f2c22b8204cf105989ca1bf72a06ebdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:55.121178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041013/publication.txt
observed 68897c60fb44a8216b906c5c6c9a1b46...
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.