OpenTechnical

OT-2026-000048006

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000048006) never changes.

Identity and time

Publication numberOT-2026-000048006 · never reused
Internal UUID01a0ae7f-c422-7156-89e0-7abebed8a2a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048006
StatusPUBLIC

Content hashes

Canonical text4d9fcdf399cecf0a89e4ae92ede659fe31e5e1a8b518040027b2a83505b5e061
Markdown6d942a74c3fe38eeddbe68626f35dca0f3cd49000b6b3b04cced72ddd91d860e
PDF
Publication pageeac3a4e5456ee2f6a2743abb7b539e44d0324869a57a1dacc78b3a7c9945b5fc
Manifestba01c98b4b7e7e53e6ab313779116884907deccc46aa2bbe8684ae1bcc7c5a6f

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
SignaturegbrQvUyafKBR6RdW5XNROY7fjQU6EeFU6l1NDSFHtPau4yDyj6uz0jJcDyo3lOHTTwvfzglCRaXtCIFBPyoZBQ==
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

2026-09-17T11:05:59.743387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048006
observed eac3a4e5456ee2f6a2743abb7b539e44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:59.724400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048006/manifest.json
observed ba01c98b4b7e7e53e6ab313779116884...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:59.705806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048006/publication.md
observed 6d942a74c3fe38eeddbe68626f35dca0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:59.687371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048006/publication.txt
observed 4d9fcdf399cecf0a89e4ae92ede659fe...
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.