OpenTechnical

OT-2026-000070323

Publication integrity record

Three cup vacuum gripper, three zone face, plant vacuum fed, supply line pressure sensor, 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-2026-000070323) never changes.

Identity and time

Publication numberOT-2026-000070323 · never reused
Internal UUID01a0ae91-545e-7fd4-9a70-7a40c4038169 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070323
StatusPUBLIC

Content hashes

Canonical texte4c08bf6a4d2a20efb73a6f123664cc2de0f2a3718a35055c78b83f547d36fb8
Markdown326f2d971ea3ebacd8b513a6db4e9755e349e9f7faa94554d3c565db0f91e64e
PDF
Publication page9cbc81e909193714d22d1d1c41cc554d595ed9e7d45324dc855b7850560c089a
Manifesta09e90168bb4f10687b338f9dca90806c84bef22fbcb35d0e41a9d07f8d2d74d

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
SignaturedHFUalkulVs2PWFxb88zR6Lot7oiKYG9eELTQeMx/CaDKykweQoe/LkDWi9VSf0mo1jTJSYpl6B9TQfxUDTpBA==
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

2026-09-17T10:26:06.831341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070323
observed 9cbc81e909193714d22d1d1c41cc554d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:06.815207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070323/manifest.json
observed a09e90168bb4f10687b338f9dca90806...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:06.798734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070323/publication.md
observed 326f2d971ea3ebacd8b513a6db4e9755...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:06.782597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070323/publication.txt
observed e4c08bf6a4d2a20efb73a6f123664cc2...
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.