OpenTechnical

OT-2026-000018386

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000018386) never changes.

Identity and time

Publication numberOT-2026-000018386 · never reused
Internal UUID01a0ae6e-b489-7e62-8115-e6c1cadb771c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018386
StatusPUBLIC

Content hashes

Canonical textdbd46a50472f06f83a190203d1dc50027f0fdae42327211159442419735c2176
Markdownf8f79f4c06750e2e03ffd9bec8bac28fdaa25675971ad2dc00ee28b86886a511
PDF
Publication pagecc7fc6d6de554037cf010b1c7e3bd41c1d6786992ee0a122ba1f7f5df8e1d1bc
Manifestdd29477fd899f88e457645a46b4bb3dbd9cb396f250e87fb2b5de2bef0d50aac

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
Signaturetjw4/qVyZ7yV1eCQa+EILt5/dHBkJRY/8pH48Si3KYlwoQeLmEhZFL9TBSkETmAJhrsItHUg1YUeK37qEvkaBA==
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

2026-09-17T12:01:07.689651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018386
observed cc7fc6d6de554037cf010b1c7e3bd41c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:07.672408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018386/manifest.json
observed dd29477fd899f88e457645a46b4bb3db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:07.654097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018386/publication.md
observed f8f79f4c06750e2e03ffd9bec8bac28f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:07.636772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018386/publication.txt
observed dbd46a50472f06f83a190203d1dc5002...
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.