OpenTechnical

OT-2026-000046339

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three stage ejector, 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-2026-000046339) never changes.

Identity and time

Publication numberOT-2026-000046339 · never reused
Internal UUID01a0ae7e-57cb-7f5e-b05c-7d756fb273a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046339
StatusPUBLIC

Content hashes

Canonical textc453334fcd2bbb706304f0cad884b8f7ac8f46051ae81f08871a9a46b350d8de
Markdown9ba7bbdfdf766d8ceb459949d18bcbb6064499c8ae29082ea798e4d0560b659b
PDF
Publication page96c276d89e219dc74efd4d3a4503dd3b030de4213884bf7a36425064e6ef4860
Manifestcb8e269478c4f47ce01f485bb16530d44e9eeb69d5915df820f85a8c16c7a1f1

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
Signature1apq4AAxKSuTTLbPxCJxE1/hYEHlm+w7D5b36PgrjE9d8fzEG3C0Yao9s4PvxImsmf2pYzJx+BU/I8gbS6RTBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:08:19.504877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046339
observed 96c276d89e219dc74efd4d3a4503dd3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:19.484871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046339/manifest.json
observed cb8e269478c4f47ce01f485bb16530d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:19.467424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046339/publication.md
observed 9ba7bbdfdf766d8ceb459949d18bcbb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:19.447041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046339/publication.txt
observed c453334fcd2bbb706304f0cad884b8f7...
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.