OpenTechnical

OT-2026-000095117

Publication integrity record

Foam pad vacuum gripper, three zone face, plant vacuum fed, pressure sensor per zone, 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-2026-000095117) never changes.

Identity and time

Publication numberOT-2026-000095117 · never reused
Internal UUID01a0ae9f-8f6e-7f39-b9a0-93ecb8fef0cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095117
StatusPUBLIC

Content hashes

Canonical texte55ea3a0ec099e38edc5fd87647585c4c8c76c700b85ac5c99a8e4ed95183c78
Markdown0f2e0971a38187d879c6fa7a22d543f03e0c8587b6a4337eeee8ddaabc96f9ff
PDF
Publication page41769c5fed49a9a2f8b2f34bb245f6fb0942c32e84a9c41f2f109d3317cf4c35
Manifest742561b25dd319a826b6bdeb019d4df8ff2a65cf2bb9961f3cb24476df72deea

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
SignatureGRqJLam9jo6NNM1BX2tk/qHiQBDfe6FNWKMw9wYIJBqSVlkd1xmcUdokveqHMMdrWeKZf8nDjnb3j2AG2LyKAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:24.614201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095117
observed 41769c5fed49a9a2f8b2f34bb245f6fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:24.595764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095117/manifest.json
observed 742561b25dd319a826b6bdeb019d4df8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:24.578937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095117/publication.md
observed 0f2e0971a38187d879c6fa7a22d543f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:24.561263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095117/publication.txt
observed e55ea3a0ec099e38edc5fd87647585c4...
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.