OpenTechnical

OT-2026-000085097

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, sustained 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-2026-000085097) never changes.

Identity and time

Publication numberOT-2026-000085097 · never reused
Internal UUID01a0ae99-43b9-7622-a92f-e82795079400 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085097
StatusPUBLIC

Content hashes

Canonical texta02a0807e9ef3eb064d3b68603aec2b95a4d877ecf428daa7227c4403d5a8fdd
Markdown4039d21f20fb54d80c4304d08e905e077a0f157b6d068ccda7635f1c4959d557
PDF
Publication pageed448c02a22c83d56597c1879255fcab0e301170d6e0cdb3c298e127f59ee840
Manifest0033e9a4e4050a3afaa090c1f8a837048ea8d13ebad10492cd527fd33baa7399

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
Signature871cfyTdJkJ3ieKz7HBmFiXP94gMs0h5PkwmBQ+q3Uw3slzZAeKZU0WD++dumkW+lZYuGqWRhQyMFDjPEnRZDg==
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

2026-09-17T09:55:09.759863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085097
observed ed448c02a22c83d56597c1879255fcab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:09.742019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085097/manifest.json
observed 0033e9a4e4050a3afaa090c1f8a83704...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:09.723891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085097/publication.md
observed 4039d21f20fb54d80c4304d08e905e07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:09.705548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085097/publication.txt
observed a02a0807e9ef3eb064d3b68603aec2b9...
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.