OpenTechnical

OT-2026-000011666

Publication integrity record

Foam pad vacuum gripper, three stage ejector, pulsed blow-off before set-down

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-2026-000011666) never changes.

Identity and time

Publication numberOT-2026-000011666 · never reused
Internal UUID01a0ae6d-1940-75f2-98a9-2a5a370e8104 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011666
StatusPUBLIC

Content hashes

Canonical text15011cdf5d6d401b7a05e22e0fba2d14cdc0c270e1ff2658927b6e37d66e5d48
Markdownee409015043d16b9b71b6a6fdf96f11ee146fd5aa173b04a8050e0adf1f11d24
PDF
Publication pageb94ec3f4d4379b7f1fb8f4a5e9d38e4e57c2402e679a9a7c12d22b7d0a87dc78
Manifest4d66ed833a71187227a426a5a051ad9c6882b5839b2f80e4a7e846fcfef17154

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
Signature9qTMGxy+NBuKOTevYrE6A/fARuTk0bGVlHAAB5Y8bMng1JkTkYGs11oL/iB+/e3U7sAH4AMs/LAXj4/XAtFjAQ==
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

2026-09-17T12:12:15.501918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011666
observed b94ec3f4d4379b7f1fb8f4a5e9d38e4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:15.482316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011666/manifest.json
observed 4d66ed833a71187227a426a5a051ad9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:15.461422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011666/publication.md
observed ee409015043d16b9b71b6a6fdf96f11e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:15.443648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011666/publication.txt
observed 15011cdf5d6d401b7a05e22e0fba2d14...
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.