OpenTechnical

OT-2026-000092104

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, pressure sensor per zone, sustained blow-off before set-down

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-2026-000092104) never changes.

Identity and time

Publication numberOT-2026-000092104 · never reused
Internal UUID01a0ae9d-8759-74c1-8523-4a33a93354e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092104
StatusPUBLIC

Content hashes

Canonical text3bcee5e224e9f76c9a4032cf1cb302098d4d2fae1a5fda8918bb816fc93d9f2d
Markdown46e242046ee2401c6095cafacf3c645d6ce34e5f4cccef5a8ecfb8db7032961e
PDF
Publication page4fda30ad67e8738db0ca8ee6375075b7dfb192df00ba4bf042003bb2e2bc9951
Manifestd365dc2aa9d5dcd04f1fbc69de2845e8535f64144c84bca3b51aa4ce06f4665e

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
SignaturecMeSp+bG0xb3syv5ipLWb+11GYED/xvUEDNnh8EO12+knDQ12iqxQ+iGbtER8NJEl+WXRjrko7sditlSismvDA==
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

2026-09-17T09:41:34.070332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092104
observed 4fda30ad67e8738db0ca8ee6375075b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:34.052925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092104/manifest.json
observed d365dc2aa9d5dcd04f1fbc69de2845e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:34.035596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092104/publication.md
observed 46e242046ee2401c6095cafacf3c645d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:34.017605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092104/publication.txt
observed 3bcee5e224e9f76c9a4032cf1cb30209...
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.