OpenTechnical

OT-2026-000097784

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000097784) never changes.

Identity and time

Publication numberOT-2026-000097784 · never reused
Internal UUID01a0aea1-92f5-7a5e-bf5a-afe29663173d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097784
StatusPUBLIC

Content hashes

Canonical text156e77fe9883fa909cf881866c33e6f4d5139291c0f4f6b034de9b55d8aaf66f
Markdowndbb816c8b8a1c773425f40d9d30064cb43602ebe9d7a14f77f1f11d8eb7550ca
PDF
Publication pagee6e023c6994779c5e4c86cc84b040d0ba80465a2d5388cce1c540a70ee373aca
Manifest0f3d0dcba329aebaef50fb4b2ea1259dd2301df887c64fe0de51c90d28270c1f

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
SignatureMSK1w7SaqKYv1ln+wHFAm3paSkkqvFOlSxR40PUWAMo5a5V8xeV31mIjt7AHBPxBL4tg7lrFdN0/EvpnnnRKDQ==
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

2026-09-17T09:32:27.514029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097784
observed e6e023c6994779c5e4c86cc84b040d0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:27.495858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097784/manifest.json
observed 0f3d0dcba329aebaef50fb4b2ea1259d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:27.454201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097784/publication.md
observed dbb816c8b8a1c773425f40d9d30064cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:27.414942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097784/publication.txt
observed 156e77fe9883fa909cf881866c33e6f4...
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.