OpenTechnical

OT-2026-000101672

Publication integrity record

Three bellows cup vacuum gripper, three zone face, plant vacuum fed, pulsed blow-off after 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-2026-000101672) never changes.

Identity and time

Publication numberOT-2026-000101672 · never reused
Internal UUID01a0aea4-0e16-7489-8b0e-f2aec16dc136 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101672
StatusPUBLIC

Content hashes

Canonical textfb2201551c555b459e9c41dce6eb855f60df4cd3e67ea07233a3d9f61fd94076
Markdown1980079d3fd67945c0e47885737a6f27c4f7c3dcf1d1778e6f6f5a093cce08e5
PDF
Publication page0693b9141ed6f0a7484252103716c13f924e5abffaeec056d08155d065026c6a
Manifest540c96ccaa1928782d71a6c436b652c4d4ec84a87f0d0a9c38fda1fb97737a1d

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
SignatureUxMr/WbOzGqVQ5CkoeKTyAFdLWj5qQqefZHZzrCYMjX7HPUlo07rAEMl9yWRORjedDSqoBvrUD27IaQsvm7xAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:07.071263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101672
observed 0693b9141ed6f0a7484252103716c13f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:07.051919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101672/manifest.json
observed 540c96ccaa1928782d71a6c436b652c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:07.031948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101672/publication.md
observed 1980079d3fd67945c0e47885737a6f27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:07.013015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101672/publication.txt
observed fb2201551c555b459e9c41dce6eb855f...
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.