OpenTechnical

OT-2026-000097263

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, two 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-2026-000097263) never changes.

Identity and time

Publication numberOT-2026-000097263 · never reused
Internal UUID01a0aea1-01ca-702d-99c8-a25b799ee3b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097263
StatusPUBLIC

Content hashes

Canonical textdf558b390e8475632423d99c60c63daa353c9d456c0cd706718f73a0a6d50aae
Markdownf9c03c31f93b8139217e813e010e1612e9fb3ea45f15bbde461b5185a30409ba
PDF
Publication pageeb68a15de414d4b3a7acfcd4be983b4eff1672c4c719b7d930ac19887a54dd00
Manifest148a4c78c1e482da5a2eab0c5e15d2bfc753e5eaf884dce8985695198b2fb6f5

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
SignaturenWKY6V3IYo/mRbSN+we7LPaxtheU/RZOrHYNJ8C2gN1DwbLRbcrxzKtfJkXRVKYWjpz4y4ueLM7e4BKk+vVECg==
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

2026-09-17T09:33:31.193262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097263
observed eb68a15de414d4b3a7acfcd4be983b4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.174860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097263/manifest.json
observed 148a4c78c1e482da5a2eab0c5e15d2bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.157385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097263/publication.md
observed f9c03c31f93b8139217e813e010e1612...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.137893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097263/publication.txt
observed df558b390e8475632423d99c60c63daa...
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.