OpenTechnical

OT-2026-000011164

Publication integrity record

Single cup vacuum gripper, single stage ejector, vented 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-2026-000011164) never changes.

Identity and time

Publication numberOT-2026-000011164 · never reused
Internal UUID01a0ae6c-540f-7089-949e-a58f827311f1 · 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-2026-000011164
StatusPUBLIC

Content hashes

Canonical text7619e764d5a6a95f1f0103544bf1431f8a091e79fbedd8ac49de6854e83d1ad2
Markdowncee36a684e8a960f6539bfc7c623c469729a413304f5abc2f573bbc4502031a5
PDF
Publication pagee34ad902bb0d99c3bf01f942f3f5b8ff453ad208b1b643a8d6a672914e3b2502
Manifested8d94134302ec0d72740b2ac9122464dc7b3da81e841a560b1cc75ce545d6e6

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
Signature94CcE+GgT+Cy6gSwP+rmj5Dr09iOCuBlrIGI8dYOW9NrXpQpUtL3VOx+uab9jx1Hn5ERKdCbcGkR5MbCCXbQDg==
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

2026-09-17T12:14:05.999553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011164
observed e34ad902bb0d99c3bf01f942f3f5b8ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:05.980351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011164/manifest.json
observed ed8d94134302ec0d72740b2ac9122464...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:05.960988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011164/publication.md
observed cee36a684e8a960f6539bfc7c623c469...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:05.940450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011164/publication.txt
observed 7619e764d5a6a95f1f0103544bf1431f...
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.