OpenTechnical

OT-2026-000005903

Publication integrity record

Vacuum cup gripper, three outlet manifold, three stage ejector, contact triggered

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-2026-000005903) never changes.

Identity and time

Publication numberOT-2026-000005903 · never reused
Internal UUID01a0a948-b0af-7724-ba39-57c4532b141b · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:15:08.466447Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005903
StatusPUBLIC

Content hashes

Canonical text6f9d14d271e7ab6f3085a5ceb29515c299c37a258e5f209c9267d248ebcbf6b3
Markdownbe1ac31aaaaff0f5bce49e427733a2bb422677298762cc96a12bd0ac21ee9b14
PDF
Publication pageaf985be12c20b15d0ab4a7c3fd38785d42a1fa7c7d30dcc789f96d2744308316
Manifest5fff5b48ceeb992edaefbf6efda05127f8523bc1f8d2ca57a7a8d56d8ab5a3f2

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
SignatureF2vPQfKPkL4KHLo+qbbVqV7lOjyEFV+Nh5kuVkUcZRg8wdjGOecFLehjuByAMUobhzuG+HRPAwJt5j46xMtnBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:19.438899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005903
observed af985be12c20b15d0ab4a7c3fd38785d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:19.422216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005903/manifest.json
observed 5fff5b48ceeb992edaefbf6efda05127...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:19.406718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005903/publication.md
observed be1ac31aaaaff0f5bce49e427733a2bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:19.390978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005903/publication.txt
observed 6f9d14d271e7ab6f3085a5ceb29515c2...
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.