OpenTechnical

OT-2026-000064339

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three stage ejector, 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-2026-000064339) never changes.

Identity and time

Publication numberOT-2026-000064339 · never reused
Internal UUID01a0ae8d-a460-7beb-8868-f6aa3f369c20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064339
StatusPUBLIC

Content hashes

Canonical text92acf295ceb132851fb6122267575b70be8c53f69bf84bacf6040e65283e2278
Markdownaa9479c8f2b58c331020d567428ddc450f5e158dae6e7311d808ed55c9b886e1
PDF
Publication page165b9a94fa866df29cd6bd16ed2b4f5616efbe02d183664ff3ab0a81798f44d7
Manifestd21ae4336ed50793d44618e07aad28a2995e821477a330e2ec278d4437851499

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
SignatureAXVICE3dlnflzIk3l4yDqPE27Qx7Hc6hQHW/U9XKkALbITvq49OBZcqVeWumHQi0VZbbX/mRcFeiwg9Ik5F2Aw==
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

2026-09-17T10:36:29.796752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064339
observed 165b9a94fa866df29cd6bd16ed2b4f56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:29.780218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064339/manifest.json
observed d21ae4336ed50793d44618e07aad28a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:29.763421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064339/publication.md
observed aa9479c8f2b58c331020d567428ddc45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:29.746254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064339/publication.txt
observed 92acf295ceb132851fb6122267575b70...
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.