OpenTechnical

OT-2026-000049867

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000049867) never changes.

Identity and time

Publication numberOT-2026-000049867 · never reused
Internal UUID01a0ae81-fd75-767a-a610-5928def5b570 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049867
StatusPUBLIC

Content hashes

Canonical textb833274c1a7bfc0acd68d1c4c74211374125691e52e7b6641f9cf680e973f6cf
Markdown34dfc5d0492272f2a13a7f67bfe7c91c573016ce1e5545d21a8734fc7e8ae4ab
PDF
Publication page67395705a2b24a81143db93025ce6943be1c386383fb1226edae2737d10b41f2
Manifest0d0fdc74b012c05ba048e241d40a4eab53bd41518f6f036343f3c84f999067e5

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
SignaturekPVq8HE+5N3DV/BB1fd7qx0jhB9k0z94dCh10/eaCL9iBgyUsxMqfJ7BHBiklk/V+pURH4HukiWRrwZNz/K5CQ==
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

2026-09-17T11:01:46.494963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049867
observed 67395705a2b24a81143db93025ce6943...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:46.478623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049867/manifest.json
observed 0d0fdc74b012c05ba048e241d40a4eab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:46.460810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049867/publication.md
observed 34dfc5d0492272f2a13a7f67bfe7c91c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:46.441936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049867/publication.txt
observed b833274c1a7bfc0acd68d1c4c7421137...
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.