OpenTechnical

OT-2026-000025898

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000025898) never changes.

Identity and time

Publication numberOT-2026-000025898 · never reused
Internal UUID01a0ae71-a83f-7b0c-944c-2ba335970141 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025898
StatusPUBLIC

Content hashes

Canonical text40c3da06f46e4c468359ad11631737dfcd4b6c07b885c83edda874d9fe8e8e35
Markdown08bac18c4c6c6c406aa89efc0948cda907130c712a4c93f19c0cc2770c8cd220
PDF
Publication page78daf4d3df029007b43b55ed95fc33ec3e7c623b8877db10755fa6f5c8af9858
Manifest932fa20ca7d9ea9ec4b3c8f82f6ccdb0b35dfe7799a576267e7796c641d0ddfa

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
SignaturesTjNXtQQ14etk3aH0VBaXK1a3QV7WZDxs+i/5XkHxLcyBkasHMHfMCglMVEd/hfuwIEkI4Tlhq6ktv2/2i0HAQ==
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

2026-09-17T11:46:14.615622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025898
observed 78daf4d3df029007b43b55ed95fc33ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:14.598894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025898/manifest.json
observed 932fa20ca7d9ea9ec4b3c8f82f6ccdb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:14.582119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025898/publication.md
observed 08bac18c4c6c6c406aa89efc0948cda9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:14.564028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025898/publication.txt
observed 40c3da06f46e4c468359ad11631737df...
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.