OpenTechnical

OT-2026-000036048

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump 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-2026-000036048) never changes.

Identity and time

Publication numberOT-2026-000036048 · never reused
Internal UUID01a0ae77-01cd-7f70-af44-fa2addff42cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036048
StatusPUBLIC

Content hashes

Canonical text5c232a71a2dfd8fe1ee745aab0ef21848ac3f68b622996b94735f0169228eb20
Markdown2af75a565d13b4613b70e317e43a79ab5a9fed3f1cf8a88d408447ac236197ca
PDF
Publication pagebf39be32d08b32fdebca0983ffba16f6624204df8d9c3e45e7b65f85523560e6
Manifest497d5841ca071fddc1d5e95ea2e95769d887456a308025620885ae74a049cc84

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
SignaturebcsOlz/cIjldoKd+wMGLQ+4H5Y0Yt6/v5hz8Zdkyu3x77cuAQJClGhaKi2Zc02QZp/Z1APIOXi7LWDdU9NuiBA==
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

2026-09-17T11:26:13.830066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036048
observed bf39be32d08b32fdebca0983ffba16f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:13.812572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036048/manifest.json
observed 497d5841ca071fddc1d5e95ea2e95769...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:13.794105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036048/publication.md
observed 2af75a565d13b4613b70e317e43a79ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:13.776585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036048/publication.txt
observed 5c232a71a2dfd8fe1ee745aab0ef2184...
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.