OpenTechnical

OT-2026-000066934

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000066934) never changes.

Identity and time

Publication numberOT-2026-000066934 · never reused
Internal UUID01a0ae8f-14fd-75af-b68b-6ee7ee3a3c85 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066934
StatusPUBLIC

Content hashes

Canonical textad110e7f17f7670a88c36c57fd9e98023db9c65df309f075b3c968100b12f489
Markdown820af199b0f3ea5229713add770fed9dfbebceb0a6285b24f12d1d57548cae36
PDF
Publication page931b368b40d9d586bf9785599f60f283a162f8ba1cb1b436296ad11c2661db7c
Manifest4b947974531841e5ba787b5412a7c637ec1262c4dab8851c2a3fb47f62f35c95

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
SignaturegdoVke7fvVF79gfEEl6fkr4b7G1WfJ5Tm+2mI+DtgfGLdnxXKPbMfSQWEZcDEwejy6mWBQMIw5JVJtaV8e1QCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:08.715493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066934
observed 931b368b40d9d586bf9785599f60f283...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:08.699178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066934/manifest.json
observed 4b947974531841e5ba787b5412a7c637...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:08.681486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066934/publication.md
observed 820af199b0f3ea5229713add770fed9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:08.664527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066934/publication.txt
observed ad110e7f17f7670a88c36c57fd9e9802...
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.