OpenTechnical

OT-2026-000046202

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000046202) never changes.

Identity and time

Publication numberOT-2026-000046202 · never reused
Internal UUID01a0ae7e-032c-7a65-a791-a2cde28b43a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046202
StatusPUBLIC

Content hashes

Canonical text1ec5aef0c2c518d694fb0d21d58aed4b188722dcd18131261086191c8bd246ea
Markdowna147c7df9b4acd3f3abcaeb985be6653f5e0df57633f950ead32ee87fde09b58
PDF
Publication page23492f89e59951155364698d127b94ed2a92a7b5c877060e72531b1420fbf461
Manifest564880809b57d00c78e2d1b75430ef11346c878c83d405b5b7b5bedfc18c1413

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
Signature6cdT4DtuiMa/zCtUSLDvNNN9/WBoPKkk+tR2A6SY04z5xcNdZgijr8auiZ8MSSlE7bWmZSCYsLrHjyqiOCgeCg==
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

2026-09-17T11:09:13.060926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046202
observed 23492f89e59951155364698d127b94ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:13.041966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046202/manifest.json
observed 564880809b57d00c78e2d1b75430ef11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:13.022743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046202/publication.md
observed a147c7df9b4acd3f3abcaeb985be6653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:13.004668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046202/publication.txt
observed 1ec5aef0c2c518d694fb0d21d58aed4b...
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.