OpenTechnical

OT-2026-000011067

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum 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-2026-000011067) never changes.

Identity and time

Publication numberOT-2026-000011067 · never reused
Internal UUID01a0ae6c-540e-7ca5-b3f7-69aa7bd47adf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011067
StatusPUBLIC

Content hashes

Canonical textff392f346dd25a8528da61c742de13d94513fffd03f05d665a0c62ab232bfd29
Markdownfacf3f4e12436003a86cfcae7faf0eb2e141aae035beb716e7077234d4648d9a
PDF
Publication page5751a68fbc7487fd2212cbaa377f67de81ed6354b7e25c0166ac56ae83eb3c09
Manifest87faedc43c2962feb63c28397f2e8cbf57a0a19fb97eb2785e445d768ff51dfd

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
SignatureMJHkBNA4p+p1GZnXt/aA+RAt+57f2TpnKeRLaevdY+NF+DssTX0NnOTg6EbryXQubB/d85oynl6jviLfgUROCA==
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

2026-09-17T12:13:31.693520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011067
observed 5751a68fbc7487fd2212cbaa377f67de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:31.675340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011067/manifest.json
observed 87faedc43c2962feb63c28397f2e8cbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:31.656879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011067/publication.md
observed facf3f4e12436003a86cfcae7faf0eb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:31.639405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011067/publication.txt
observed ff392f346dd25a8528da61c742de13d9...
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.