OpenTechnical

OT-2026-000045394

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000045394) never changes.

Identity and time

Publication numberOT-2026-000045394 · never reused
Internal UUID01a0ae7c-f76c-7e9e-a983-1f2d7dbf8a9d · 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-2026-000045394
StatusPUBLIC

Content hashes

Canonical text7b0757f9e70289e0d5bdec415761196c4b1d167e7c13d52dfc93fa5140a72b0e
Markdowna7f66c2a812578939fe2ff01875552281380bf8725a33c79b6be9a074117d58c
PDF
Publication page1ae2aea8450bdcaef800f615fe9b09df7fb8029c7c65e3ea7dbe17c241c38756
Manifest1879b8c07a2b9af1d053a8aa64a3db80df470d755b72ad45db6c5e440c5c4b9f

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
SignatureNOx2fDEAwdIPSZmPD+TjIGjM3Lgd2OZfrBu5c319zXnGiQe+Uo93V1JM9g5rDXayf3zKPAYexNTZfsV4t57mBg==
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

2026-09-17T11:10:40.676213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045394
observed 1ae2aea8450bdcaef800f615fe9b09df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:40.656440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045394/manifest.json
observed 1879b8c07a2b9af1d053a8aa64a3db80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:40.637435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045394/publication.md
observed a7f66c2a812578939fe2ff0187555228...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:40.618555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045394/publication.txt
observed 7b0757f9e70289e0d5bdec415761196c...
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.