OpenTechnical

OT-2026-000030182

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, manifold 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-2026-000030182) never changes.

Identity and time

Publication numberOT-2026-000030182 · never reused
Internal UUID01a0ae73-e500-7b72-b1b0-a765e77a8cb6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030182
StatusPUBLIC

Content hashes

Canonical text348296412e530dd3a1b36d8112bfc992b87caf538e6f3a5f364f541d7cb90c6d
Markdowncd673201f5c4522fd065de35a3a53d697092f87629d30b6bee4917c26b2c99cb
PDF
Publication pageafc8a1f40d4711a3d74558994bb87db5aa1f080c4a57172c9c5a022e14d684bd
Manifest9ef95f1399c532ef591be0b9db4e212d319cbb3e3240cee85753985cefbf3292

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
Signature74nHEOT+KmrRzr0ViAxMvlXpdF+QpT4AHVX3t/vUU8HWksPuXqrLeEeBa+g63ybDErMqKdycYQCM1+iPW/4yDA==
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

2026-09-17T11:40:32.732566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030182
observed afc8a1f40d4711a3d74558994bb87db5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:32.712777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030182/manifest.json
observed 9ef95f1399c532ef591be0b9db4e212d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:32.693707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030182/publication.md
observed cd673201f5c4522fd065de35a3a53d69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:32.677506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030182/publication.txt
observed 348296412e530dd3a1b36d8112bfc992...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:49.138864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030182
observed afc8a1f40d4711a3d74558994bb87db5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:49.120062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030182/manifest.json
observed 9ef95f1399c532ef591be0b9db4e212d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:49.100433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030182/publication.md
observed cd673201f5c4522fd065de35a3a53d69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:49.083888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030182/publication.txt
observed 348296412e530dd3a1b36d8112bfc992...
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.