OpenTechnical

OT-2026-000015911

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pulsed 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-2026-000015911) never changes.

Identity and time

Publication numberOT-2026-000015911 · never reused
Internal UUID01a0ae6e-0c4d-78c7-bc98-fcde79a2a562 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015911
StatusPUBLIC

Content hashes

Canonical textb575d0aef1d0411ad60674dff3082b1b6b5b15e62ea91f24190aaa4da9385215
Markdownf4c540b0198e46e4a53d65785b48a1647bcd416126e7c2028a9879aec78e1edb
PDF
Publication page9a78903aea23ed3e2e225240ead2df3490c91a56dd95f74734e1685a819f6876
Manifeste71d8af857a5181695d339d735f89d826f460dcd032a1070adab0ce34be1b04d

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
Signaturei/iMbowbYS5VB+UE6rsapMRNQknaL7BceuntjmZyVRxK67kRkE2tod2d529Tl0QcpxZokGJjMcoWh7jskUutDA==
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

2026-09-17T12:05:22.453560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015911
observed 9a78903aea23ed3e2e225240ead2df34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:22.435760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015911/manifest.json
observed e71d8af857a5181695d339d735f89d82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:22.417281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015911/publication.md
observed f4c540b0198e46e4a53d65785b48a164...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:22.396547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015911/publication.txt
observed b575d0aef1d0411ad60674dff3082b1b...
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.