OpenTechnical

OT-2026-000064863

Publication integrity record

Foam pad vacuum gripper, four zone face, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000064863) never changes.

Identity and time

Publication numberOT-2026-000064863 · never reused
Internal UUID01a0ae8d-debc-7b13-8867-1291eeca06d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064863
StatusPUBLIC

Content hashes

Canonical text7de20ae70100e86948fbd1c513c0bee5b03bdfbb57783108a1d042cbca7cf802
Markdown5da35b924b0aa0be7fedd873baf026f3618319e2d87aab26ab4c5f29596ab5ef
PDF
Publication page7daf396786157a348396335ffa2b52018e5d1404b06c2de84b2d472b97c5fb92
Manifest21b74c8b024fa19c5859ac3f303b75d59df563ad4528d3e55a5e3c568810b08d

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
SignaturesR3mmHHTOmYubW7tG/C9fVetZIDSa//1Hy4txGs9kD4P4WEeZKsahRJxTCIxQvW1+5PmZm8k7mdyCmDkkCzCCQ==
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

2026-09-17T10:35:46.892470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064863
observed 7daf396786157a348396335ffa2b5201...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:46.874876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064863/manifest.json
observed 21b74c8b024fa19c5859ac3f303b75d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:46.855489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064863/publication.md
observed 5da35b924b0aa0be7fedd873baf026f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:46.834958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064863/publication.txt
observed 7de20ae70100e86948fbd1c513c0bee5...
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.