OpenTechnical

OT-2026-000010591

Publication integrity record

Two cup vacuum gripper, two zone face, plant vacuum fed, supply line pressure sensor, 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-2026-000010591) never changes.

Identity and time

Publication numberOT-2026-000010591 · never reused
Internal UUID01a0ae6c-0ee7-7f3a-b19f-32c55173c355 · 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-2026-000010591
StatusPUBLIC

Content hashes

Canonical textbd3e4961bb843b61635dfbf567b008d5f455b7edfdded50675d3fde57caa1210
Markdown137a8d0904339fb165cc452d87c03b55febec1c1c3118c25717bee83df340f58
PDF
Publication page8cb1fade64b0e909929cffe6a75e799af2aee5b2bc79d385c8c7b3390ac8f3b6
Manifeste08948a595b719d3b365d8fb1e5458a41288f12d4f17386542fa509059b8b3b2

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
Signature00VQz9ia/4UG6mqszZhzDqALTolUMErcmtq+w6fNtFqB1DAZiwqAsaN9vsq2iLnkm4esXgC18Debb3KM0aroDg==
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

2026-09-17T12:14:46.522274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010591
observed 8cb1fade64b0e909929cffe6a75e799a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:46.504247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010591/manifest.json
observed e08948a595b719d3b365d8fb1e5458a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:46.484226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010591/publication.md
observed 137a8d0904339fb165cc452d87c03b55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:46.464021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010591/publication.txt
observed bd3e4961bb843b61635dfbf567b008d5...
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.