OpenTechnical

OT-2026-000029826

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000029826) never changes.

Identity and time

Publication numberOT-2026-000029826 · never reused
Internal UUID01a0ae73-ac47-7966-9352-50b7aec465eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:11.501096Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029826
StatusPUBLIC

Content hashes

Canonical text79ee00319073263426ecbb90c743b311c2e163f9e3df98b079a0141473ceb862
Markdown92eb131cf43ce1467377f146c21218a5a570f51fb39401e4e18ba2895f9c3212
PDF
Publication page386b92893788b71d54ee2ae7248987394b73d0727c1e8d56708db205bc2524e3
Manifest3a2022b104b4ae42d2751a5ed75226dbf37aba7dc6b8ba350b3e29319b8511ea

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
SignaturejzAaw4JmG8inANHIBERDi6ejxzfgyVAx7Ff31KsiX2pmprsq3h/1jARQXolRkpOiz0QpKvkwAwnm9IqiusnSAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:38:30.169546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029826
observed 386b92893788b71d54ee2ae724898739...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:30.152153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029826/manifest.json
observed 3a2022b104b4ae42d2751a5ed75226db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:30.135264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029826/publication.md
observed 92eb131cf43ce1467377f146c21218a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:30.117527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029826/publication.txt
observed 79ee00319073263426ecbb90c743b311...
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.