OpenTechnical

OT-2026-000032648

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000032648) never changes.

Identity and time

Publication numberOT-2026-000032648 · never reused
Internal UUID01a0ae75-1070-797f-8dad-db7c3beec91f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032648
StatusPUBLIC

Content hashes

Canonical texte9b2825d829a5cc602c1e47dc092decbf8b0f3394cf2ec2618adb940ad64be08
Markdown6b04667dfb12bbb7185258e356976d5ff8ea007d6f3db9234fb470620cb207e2
PDF
Publication paged7841d306066c77ef77528c91b44594ddc0d28bfa8df051fff49ce1b9a01a498
Manifest4205e34d07c7600483114c8b426bf2ae5462d6298e9c36226c4f3ae65fb9afbe

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
SignatureXtA0pRGIeFlS7+NLM1UtRRom7keHiJdX7zuo1JyN33xliO3ZWzFb3oyqogewFz+Vk1syIihcXnr40/SJhCJ1BA==
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

2026-09-17T11:34:14.459417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032648
observed d7841d306066c77ef77528c91b44594d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:14.440046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032648/manifest.json
observed 4205e34d07c7600483114c8b426bf2ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:14.422417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032648/publication.md
observed 6b04667dfb12bbb7185258e356976d5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:14.404022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032648/publication.txt
observed e9b2825d829a5cc602c1e47dc092decb...
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.