OpenTechnical

OT-2026-000030667

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pulsed blow-off before set-down

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-2026-000030667) never changes.

Identity and time

Publication numberOT-2026-000030667 · never reused
Internal UUID01a0ae74-3fb3-7959-a330-03f075d116da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030667
StatusPUBLIC

Content hashes

Canonical text38a1a4f215c59a167c028ae745d260718e1fc08aaff8b8c45e18fa972ebc2653
Markdown4c0fe894dcba12ceafe9f245d70eefff9eb179071947db385bb65f3371aa1c63
PDF
Publication pagec134e405598339f95e1c4c9f6786857061cd1e0b9609eff354996722c5112fa3
Manifest5ba67fbd9b1c9d074c7d772a0cf7feb937ba40932191004b27f5fe7b3cf775ff

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
SignatureqfJcmZ5pKmH5LcM26kJ7msSTrXuGKU1D5OpQbw0TnxFqRlEBZGRACe8PdgbklV4FFO2iJedHkE/kq0jjxeyxBA==
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

2026-09-17T11:36:33.246411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030667
observed c134e405598339f95e1c4c9f67868570...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:33.227934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030667/manifest.json
observed 5ba67fbd9b1c9d074c7d772a0cf7feb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:33.210594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030667/publication.md
observed 4c0fe894dcba12ceafe9f245d70eefff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:33.192161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030667/publication.txt
observed 38a1a4f215c59a167c028ae745d26071...
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.