OpenTechnical

OT-2026-000065371

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed 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-2026-000065371) never changes.

Identity and time

Publication numberOT-2026-000065371 · never reused
Internal UUID01a0ae8e-46f8-753f-9397-0a7eaaa2e862 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065371
StatusPUBLIC

Content hashes

Canonical text6eaf8a4e087a8c62168395f79078e93beb53cf6c6f2a942b01120acf62fd428f
Markdownfefeca5a3993a1e80dbfc9a47168b20be0c9f27bef18c028cbb5d8462707fe4a
PDF
Publication page99afff50f64e0e7efdb2218ab009c5e4278285c3d585bfc5f18fbacec8b9a52e
Manifestfd5de814a871d2b81acfa2a336eb02a2aadc7ec1fda3c170e85dc63569e30b4e

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
Signatures8y43QOwNJReD1bN6HECupSN+LRAkUjLMr2L8xiTfJIcIKeJ34JiCSbfncaFjVCU05bZlEt1X1HiqEFQNlDcCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:37.291823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065371
observed 99afff50f64e0e7efdb2218ab009c5e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:37.271753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065371/manifest.json
observed fd5de814a871d2b81acfa2a336eb02a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:37.251299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065371/publication.md
observed fefeca5a3993a1e80dbfc9a47168b20b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:37.231661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065371/publication.txt
observed 6eaf8a4e087a8c62168395f79078e93b...
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.