OpenTechnical

OT-2026-000083279

Publication integrity record

Foam pad vacuum gripper, two zone face, three stage ejector, sustained 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-2026-000083279) never changes.

Identity and time

Publication numberOT-2026-000083279 · never reused
Internal UUID01a0ae97-c963-7ea6-ad6f-c01d47670180 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083279
StatusPUBLIC

Content hashes

Canonical text6d3d7dcf9527f915379a1ba57d7ad40400e6ce4105593a4d2f84e5efcef87726
Markdown724531638931d5ba438f147bcceeeeeee3dee8ac23c11e1ec2a21a6de400cecd
PDF
Publication page507ac68f3bff77c7c6e620164fdd6c12fa8257fb719ed9414f00242b1738f045
Manifest86c55d81628053c926aaca7aa88734c9a5370df3e12ca0f2470bfefe600307e8

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
SignatureBvHBNfL01L42AIK6/0l2X/4Du5F9GcRUOo4qP7ufzK25epriZU0zYMtBzM2RSNZzlfehuEVgPDpUKnirwdUsBA==
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

2026-09-17T09:01:23.869554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083279
observed 507ac68f3bff77c7c6e620164fdd6c12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:23.851093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083279/manifest.json
observed 86c55d81628053c926aaca7aa88734c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:23.832312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083279/publication.md
observed 724531638931d5ba438f147bcceeeeee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:23.813366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083279/publication.txt
observed 6d3d7dcf9527f915379a1ba57d7ad404...
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.