OpenTechnical

OT-2026-000032326

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, pulsed 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-2026-000032326) never changes.

Identity and time

Publication numberOT-2026-000032326 · never reused
Internal UUID01a0ae75-106d-73d1-96a4-1eae20e08450 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032326
StatusPUBLIC

Content hashes

Canonical textb201c21bc1bb149ace17e1ffdf96708b50c9d473a62319a225094942e7ae2164
Markdown2f22a210547ec5e0c03423f9e327bc52c37a4b3ff4aa48459cf9f1870ad69dfd
PDF
Publication page67bd8d621127b20d9b547ce92f87df6765b1caea827442f66451da6275c8cae4
Manifest6ae6ce292e05e56e5e9ca8c0fe6ff2edb77120be1ad40dea6fb629e7a47df97a

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
SignatureIig2k/mos46jmX9IZMTqnsDAKVR9Zy4oqMtHAxUePFmlyCNfOZfO54vTD9HBDhlAlKIuZCrbb1Y8bLPQBf+pDw==
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

2026-09-17T11:33:09.916477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032326
observed 67bd8d621127b20d9b547ce92f87df67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:09.897638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032326/manifest.json
observed 6ae6ce292e05e56e5e9ca8c0fe6ff2ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:09.878768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032326/publication.md
observed 2f22a210547ec5e0c03423f9e327bc52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:09.861200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032326/publication.txt
observed b201c21bc1bb149ace17e1ffdf96708b...
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.