OpenTechnical

OT-2026-000076779

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000076779) never changes.

Identity and time

Publication numberOT-2026-000076779 · never reused
Internal UUID01a0ae94-b06f-7ddd-9677-09333719cd09 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076779
StatusPUBLIC

Content hashes

Canonical text4b2376a602a69385e66266bfe2b8dd66356f59c48347caa55f6cc3a1d78940d6
Markdownd3c89579dd57cb6e74fcad8d9f09b55b036fe63efe5202ad6ebaf0541cebc4d6
PDF
Publication page7e34acc1cea805928d2de53602eb31086e45d5c3a43e939e65256551d141a909
Manifestb6c25a14cf8fe573214ae2f40941513a519eafeef8cfc5bd576db85452c60483

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
SignatureuxGumEzaD/LpkqB0g6NVbIpbPO/tS55JHWokI76RyH5aexsSyxJBIxlRyiRmDsB+PLH7ROulcbwtpgh2iHlLDA==
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

2026-09-17T10:09:38.525599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076779
observed 7e34acc1cea805928d2de53602eb3108...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:38.504967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076779/manifest.json
observed b6c25a14cf8fe573214ae2f40941513a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:38.484367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076779/publication.md
observed d3c89579dd57cb6e74fcad8d9f09b55b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:38.462439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076779/publication.txt
observed 4b2376a602a69385e66266bfe2b8dd66...
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.