OpenTechnical

OT-2026-000065113

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000065113) never changes.

Identity and time

Publication numberOT-2026-000065113 · never reused
Internal UUID01a0ae8e-1df9-7b15-9268-c3f5f89e4dbd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065113
StatusPUBLIC

Content hashes

Canonical textf0f4258a227be482ac7f9a21371c474327606d89165fe7d92b688a10d9d407d8
Markdownaf32a9eeb9eaae67e0ad06607200379a5a2198f986fa135195b16d0f26acb853
PDF
Publication pagecfc14e2ce8a00d8b1aef80eebed741db478cfa8e5766818d0ff0207c0062e6fc
Manifest10e86b752a4aaa8d5f6ecad992f505cb8f1fb41207708527aefa297b06ab57cb

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
SignatureHuv52GwGnk1eLEIgZDFbPocj65B26nZEwLP1fKB0OPLto4d6G9w0lO1FLwfEFP+UvbKHsSvPx3LlAa4nHyIOAQ==
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

2026-09-17T10:34:56.360301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065113
observed cfc14e2ce8a00d8b1aef80eebed741db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:56.343759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065113/manifest.json
observed 10e86b752a4aaa8d5f6ecad992f505cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:56.326508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065113/publication.md
observed af32a9eeb9eaae67e0ad06607200379a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:56.308970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065113/publication.txt
observed f0f4258a227be482ac7f9a21371c4743...
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.