OpenTechnical

OT-2026-000048946

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000048946) never changes.

Identity and time

Publication numberOT-2026-000048946 · never reused
Internal UUID01a0ae81-134c-7fef-be0d-59783958ea1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048946
StatusPUBLIC

Content hashes

Canonical texta466c8071b2e1d862917a950b6abea063800e618e3ad87b8b0ebc577643f4294
Markdown8523f94d26a7cc55fe2831b036cf7d38c6d5b72d3b73250424a127d70c5e5a41
PDF
Publication pageb7d4f593ff9580bab3e49bcfd5754316323e30a12917b02763d06bc05dbf9f5e
Manifest304907287d1002a9e12187d963c9f9c85198194d6c8fdb5a773cd376ed11e28e

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
SignatureIUsYbN7FXV2i0Y/il2cCrjunGQzflsbXYL1AcF1F/orh8lxZz5tEb5dP3okBz3NEEbmdWaqFmk3gj2hG+NH5Ag==
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

2026-09-17T11:03:07.957798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048946
observed b7d4f593ff9580bab3e49bcfd5754316...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:07.939584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048946/manifest.json
observed 304907287d1002a9e12187d963c9f9c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:07.920484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048946/publication.md
observed 8523f94d26a7cc55fe2831b036cf7d38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:07.901423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048946/publication.txt
observed a466c8071b2e1d862917a950b6abea06...
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.