OpenTechnical

OT-2026-000011313

Publication integrity record

Two cup vacuum gripper, two zone face, pump fed, 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-2026-000011313) never changes.

Identity and time

Publication numberOT-2026-000011313 · never reused
Internal UUID01a0ae6c-88fd-7092-868c-91c060217ca8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011313
StatusPUBLIC

Content hashes

Canonical text9877002b478392aa3f9435008bf16a2fa8fc1310a61d3c452096c11b681e3b93
Markdownf084b173669db07b171de6a4684ac0e042b3c90f15b2c0eecad9d9759eb1ab77
PDF
Publication page179bbde2bb541b5032a46c9cde005566c79e185e99079bea8072131809ffd481
Manifest71e081934f0d7fa7ed7c07c8c8a0d7efca88526c202824e322f325e4de1575fa

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
SignatureESA51dKCE5j6RgQKdHwvHhnZCv+t8LW10uERWm/DUHrQoBXWq3x7CMcU81iMknD4nF0WDIkL7sA2UkxeYBFZBA==
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

2026-09-17T12:13:01.869236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011313
observed 179bbde2bb541b5032a46c9cde005566...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:01.853344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011313/manifest.json
observed 71e081934f0d7fa7ed7c07c8c8a0d7ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:01.836974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011313/publication.md
observed f084b173669db07b171de6a4684ac0e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:01.818803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011313/publication.txt
observed 9877002b478392aa3f9435008bf16a2f...
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.