OpenTechnical

OT-2026-000095575

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, pump 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-2026-000095575) never changes.

Identity and time

Publication numberOT-2026-000095575 · never reused
Internal UUID01a0ae9f-8f75-79fa-a12d-072cf78a3352 · 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-2026-000095575
StatusPUBLIC

Content hashes

Canonical text0c1a126f9e7a14b871e68c80ee97637e9b70f4fe3a6f90f5b4f51533b8d4fb28
Markdown06f599a690cf40f41fc155d971cb89c7851ae1a8cf5d487a248eaa54fb7c686c
PDF
Publication page54e8b0e7d0f6dbe202fad53be11d11735900b4f62c5c6b258e8b802341566c0d
Manifest956175bbdfce4756f0106ede8895c10aa18c7a8e2ee71b48bacb8adbd88c69ac

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
SignatureffKUTKvkDMQxg3EFCUGEM5KqMlAXvaNLnDn3QchVpbBryGuM0aMqb4zZvkq/bwet96B/MbA5mXfCQF74cl+nDg==
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

2026-09-17T09:36:59.606647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095575
observed 54e8b0e7d0f6dbe202fad53be11d1173...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:59.590936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095575/manifest.json
observed 956175bbdfce4756f0106ede8895c10a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:59.572758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095575/publication.md
observed 06f599a690cf40f41fc155d971cb89c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:59.557378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095575/publication.txt
observed 0c1a126f9e7a14b871e68c80ee97637e...
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.