OpenTechnical

OT-2026-000045145

Publication integrity record

Two cup vacuum gripper, two outlet manifold, 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-2026-000045145) never changes.

Identity and time

Publication numberOT-2026-000045145 · never reused
Internal UUID01a0ae7c-f769-79ce-8644-acfa47f0bd90 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045145
StatusPUBLIC

Content hashes

Canonical text9cba7d697811e6815838e7044fc411722ef741ba149dc8751bfe2fe1da0daeb6
Markdown4985ed6678055d28962a2575fbdea1d0045253cfe964852691d6c9278c7e4247
PDF
Publication page384f24d08e74698ff247174d6f00f11c653b0fac7042c0775a482e6029fa038c
Manifestbc0a94df4afe6cfdcd8b1476ebeecbd4469b058489e8a6558532e08d416bcb06

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
Signature8+mbXkJ4KySip3y4a3R0yTdhGzLLl+6c8ghy+O1PUMLszDZgDr7jyoY0R1JknGI5EPqmR5G/gKbe2KoJngAxBA==
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

2026-09-17T11:10:17.895495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045145
observed 384f24d08e74698ff247174d6f00f11c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:17.876844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045145/manifest.json
observed bc0a94df4afe6cfdcd8b1476ebeecbd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:17.858748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045145/publication.md
observed 4985ed6678055d28962a2575fbdea1d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:17.841537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045145/publication.txt
observed 9cba7d697811e6815838e7044fc41172...
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.