OpenTechnical

OT-2026-000010664

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, vented 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-2026-000010664) never changes.

Identity and time

Publication numberOT-2026-000010664 · never reused
Internal UUID01a0ae6c-0ee8-70d9-9cb8-8552e485d6a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010664
StatusPUBLIC

Content hashes

Canonical textc392e60db6b5db8f62b1984dad0c9dd736237fdd50b825d90b8cd4bc52883c15
Markdown7bf2c75f420bdd12767017f3341adfe5f37affa73a0efc3f70c6e348cd463925
PDF
Publication pagee34d6742b45d8006dc09d19bf9faa63e832cee77bd763019c1965f131d2f444a
Manifest45220f76abc3dabddd5b0008c0b1cee9272c4414fd3c535ad71b5ef183c99a42

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
Signatureea60zxxAE985jtEVnyUCv8TKSGXkvyWFutK3kzEJx0hh9vqS4gAaueTM/8Y8GaRorEDmjxy2xa4ykL6Mzv3tBQ==
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

2026-09-17T12:14:52.282895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010664
observed e34d6742b45d8006dc09d19bf9faa63e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:52.263225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010664/manifest.json
observed 45220f76abc3dabddd5b0008c0b1cee9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:52.244137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010664/publication.md
observed 7bf2c75f420bdd12767017f3341adfe5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:52.224026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010664/publication.txt
observed c392e60db6b5db8f62b1984dad0c9dd7...
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.