OpenTechnical

OT-2026-000018123

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pulsed blow-off 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-2026-000018123) never changes.

Identity and time

Publication numberOT-2026-000018123 · never reused
Internal UUID01a0ae6e-b487-7017-8908-25797171930c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018123
StatusPUBLIC

Content hashes

Canonical textd4c2255202aa46977287dda51c21437405e0fb0a99ff93818d77c24406ce0f28
Markdown9dc807b2e16c06dbae2b465d72d833d462ad7e17962bfb7bf32080a903179e5a
PDF
Publication page1bc57f286f1f21229512cf1f2da0521ec57f34ce19a58a616943754d4e3ae031
Manifest374a3b0ce83ce23982fc9a9efecfcafc15fad512bc1e692326ac7946d3db98a3

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
SignatureFXrPqMI7bDYNB+vKfv+SDyFtH/eFQinZixNGJHgwq3W7CBBBtd38c5rDx0jYB7GKiSqGwnh+mOfPjOzwI/WMCw==
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

2026-09-17T11:59:48.971139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018123
observed 1bc57f286f1f21229512cf1f2da0521e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:48.952600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018123/manifest.json
observed 374a3b0ce83ce23982fc9a9efecfcafc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:48.931730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018123/publication.md
observed 9dc807b2e16c06dbae2b465d72d833d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:48.913371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018123/publication.txt
observed d4c2255202aa46977287dda51c214374...
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.