OpenTechnical

OT-2026-000047570

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000047570) never changes.

Identity and time

Publication numberOT-2026-000047570 · never reused
Internal UUID01a0ae7f-3e59-7e29-b3ee-06d9e0b2c165 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047570
StatusPUBLIC

Content hashes

Canonical texta87aa3d821d883aa0a144991b023aece5c896efc43fafb23677ebb86302f0ba8
Markdown941614044dbc240006d2cf5fc2de462a52ad16e8195d0d2037e8499facfb0bb9
PDF
Publication page37794a4beab9d0cd1fb5f1168fb9495ef2da3d59b090ab7c6934aa538e3f08cc
Manifestf9de065d3565810739e971ff174eb9e29800cea2cdea3e3e7dbccfaeb7a1db97

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
Signaturetz9a8zGZoTVEZ9tWIHurUc7dipBZ0KSGK8izKuupI1nuaIdbuVf9XFPVRzKNELxQSBFGraE2jiU8fmmPujbkBQ==
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

2026-09-17T11:06:41.733748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047570
observed 37794a4beab9d0cd1fb5f1168fb9495e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:41.717136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047570/manifest.json
observed f9de065d3565810739e971ff174eb9e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:41.701405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047570/publication.md
observed 941614044dbc240006d2cf5fc2de462a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:41.684816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047570/publication.txt
observed a87aa3d821d883aa0a144991b023aece...
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.