OpenTechnical

OT-2026-000084362

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, 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-2026-000084362) never changes.

Identity and time

Publication numberOT-2026-000084362 · never reused
Internal UUID01a0ae98-5b62-788b-ac40-b19955e78389 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084362
StatusPUBLIC

Content hashes

Canonical text8b9d2ead270289b09709bd193c93e5dfe33249f0f54c35d35b107354e5ec4191
Markdown96e9add31c17a45e0217def6eadd46fef0fb10eb2557007bc6804c23b6ebfd28
PDF
Publication pageb3b1ccdb3813da97dde4616a119d72dfb2be65ef4c7c1ee9a00c32d9609d7407
Manifest1eac7fa1642acc693d8520451c47cfdcac0a66de295a8e86a3f2d431b9c1d17d

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
SignaturetC69ngd/EKU/oSShwI/te8GJ/ZUMkNJ3HRhkgDXGCYO3kKGcdeb4CQZIZVTrDiy4xY6h84bXkZGetuTFjreRAg==
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

2026-09-17T09:56:17.841143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084362
observed b3b1ccdb3813da97dde4616a119d72df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:17.823557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084362/manifest.json
observed 1eac7fa1642acc693d8520451c47cfdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:17.802810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084362/publication.md
observed 96e9add31c17a45e0217def6eadd46fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:17.784460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084362/publication.txt
observed 8b9d2ead270289b09709bd193c93e5df...
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.