OpenTechnical

OT-2026-000010652

Publication integrity record

Foam pad vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, vented before 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-2026-000010652) never changes.

Identity and time

Publication numberOT-2026-000010652 · never reused
Internal UUID01a0ae6c-0ee8-7fa1-8ee4-b1a92d49d91b · 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-2026-000010652
StatusPUBLIC

Content hashes

Canonical text5177f2eda9769ca1648da91371b7fd42749cd2952a7ec00f345cbef72ae096ef
Markdown17bc86f0a3f33aaac2909bfe73f5918f7f61a0d61f8f31e04a526c3293934ac6
PDF
Publication pagee192f04e3e88da7fb27c5031cf9e0f53bcc7a1186e6d6a92b60b8eb51c83187e
Manifestfc4fd37157774cd80106fa16a853d8afc790661501bbdeecaa05e11430a4f642

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
Signature9mGZE8IHrvcDGaLU8S/x8u3kABzITKpTFk/qhXltYRKWqyOkULd39N+ymZlRI8Pc1ztBXkcxoClVNSKm+Y56Dg==
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

2026-09-17T12:14:51.273675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010652
observed e192f04e3e88da7fb27c5031cf9e0f53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:51.253019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010652/manifest.json
observed fc4fd37157774cd80106fa16a853d8af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:51.232884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010652/publication.md
observed 17bc86f0a3f33aaac2909bfe73f5918f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:51.212396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010652/publication.txt
observed 5177f2eda9769ca1648da91371b7fd42...
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.