OpenTechnical

OT-2026-000082567

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000082567) never changes.

Identity and time

Publication numberOT-2026-000082567 · never reused
Internal UUID01a0ae97-8cc7-7df1-a155-540c187823f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082567
StatusPUBLIC

Content hashes

Canonical text5290533d70768ee80635f7ad47058284c07017ec49adfc4500efc198cb977464
Markdown2ad553ec043847c7b15593a74cfe89068e606fc96d4473e595c8402c8b1063e6
PDF
Publication pageca98f3b3268d8702bd032235c61f60b8e58d43a147d403f9e988caa99182b308
Manifest9609811e0b5e6db49f2476c7fde83e31e07c1009adfa111d34776da1c7a7dbba

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
Signature7OBxZc2ge7xWf7tHWw3rBhwPiO/O9J+9ydOzSUIOPup56AUcHZVf+GrWlqrtc6cSTEIht3dR/57gyMAYmacwAA==
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

2026-09-17T09:58:00.371794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082567
observed ca98f3b3268d8702bd032235c61f60b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:00.356981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082567/manifest.json
observed 9609811e0b5e6db49f2476c7fde83e31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:00.340808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082567/publication.md
observed 2ad553ec043847c7b15593a74cfe8906...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:00.324668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082567/publication.txt
observed 5290533d70768ee80635f7ad47058284...
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.