OpenTechnical

OT-2026-000018071

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pulsed blow-off before set-down

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-2026-000018071) never changes.

Identity and time

Publication numberOT-2026-000018071 · never reused
Internal UUID01a0ae6e-96fd-7150-b2fb-ecd5f3105048 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018071
StatusPUBLIC

Content hashes

Canonical textbc05c6f2976e8b965f01a0e5f9cd742750a057523b9d75b0c0caafe5b069b777
Markdown56dc273facd30b776e15d4878a2d7c0f25618414816f3a49a51941680136ef6b
PDF
Publication page205242029f9fc82d35e17cf291db3aae4460139a0d4d90ee906a44d60e2c7fc1
Manifestf7283d29904e94700886b575c878ea41a3fd100d8b09e9558b4a3e3d955791dd

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
Signaturen6FQRyox8/3iahdTLGTLian8ZMUOO4fWYUNL/oBFbFJB1ByMswut9KljrPZx5jK2zBFMmuLMw05erRmS77Q5Cg==
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

2026-09-17T12:02:06.716159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018071
observed 205242029f9fc82d35e17cf291db3aae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:06.700289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018071/manifest.json
observed f7283d29904e94700886b575c878ea41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:06.683630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018071/publication.md
observed 56dc273facd30b776e15d4878a2d7c0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:06.666967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018071/publication.txt
observed bc05c6f2976e8b965f01a0e5f9cd7427...
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.