OpenTechnical

OT-2026-000098184

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single stage ejector, 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-2026-000098184) never changes.

Identity and time

Publication numberOT-2026-000098184 · never reused
Internal UUID01a0aea1-e964-7fa4-84fb-81ecc220b3c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098184
StatusPUBLIC

Content hashes

Canonical text8c830b663de1a267d43b0fa6c699cdac182be924f70ef049b6caf65edfd0d615
Markdown32858e7617239d8050fffe71df4f08739b0a4d540f544b65b5e69bc9060b09fc
PDF
Publication page8247f5f543201c0dc1f2b6aa0bb6aef6d915572d486085124480b169662e0e6b
Manifestdc4025b7f0abb5079e5e8785d8a1557cf71a01da508bb9b7752a1cb730ce9500

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
Signaturefpc/n0er6s/h9IzZ72ZNRbHLlki+Ud81W3CMsSDOKejHK/qOFF5i30oyfyJcnFmUiKs8mVRNCFF1atcWOA4BAw==
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

2026-09-17T09:31:20.404767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098184
observed 8247f5f543201c0dc1f2b6aa0bb6aef6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:20.388257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098184/manifest.json
observed dc4025b7f0abb5079e5e8785d8a1557c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:20.370410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098184/publication.md
observed 32858e7617239d8050fffe71df4f0873...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:20.353477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098184/publication.txt
observed 8c830b663de1a267d43b0fa6c699cdac...
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.