OpenTechnical

OT-2026-000025248

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, 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-2026-000025248) never changes.

Identity and time

Publication numberOT-2026-000025248 · never reused
Internal UUID01a0ae71-5fa6-7358-bb9f-1a50024271cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025248
StatusPUBLIC

Content hashes

Canonical text1c7e1df4fa9b8818e003f7d4de688d05b4d60819f6e2815a87d60cd5a43f6eaf
Markdown61390ef1b79e17ceae2e357feb19dc88ecfe9b70876d1f8e73c1474059a3952d
PDF
Publication pagee9bafe76c7851d60c03eb77faee669d30a78b9311c6f2235cd1a6ccde85d6db1
Manifest30ea4e814df68a519e899f39435d342a89630a7df145712c6d1ae0666e737078

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
SignatureQRBmwnivUJHf+iHpMMJgDaqWcs6v/POpcQo6rvSYBXR/v/8rcDjZ3KRoXgvkxmrtR8Fgu9dju/2ArnSblyfQAg==
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

2026-09-17T11:47:15.229616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025248
observed e9bafe76c7851d60c03eb77faee669d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:15.209176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025248/manifest.json
observed 30ea4e814df68a519e899f39435d342a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:15.190690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025248/publication.md
observed 61390ef1b79e17ceae2e357feb19dc88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:15.174130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025248/publication.txt
observed 1c7e1df4fa9b8818e003f7d4de688d05...
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.