OpenTechnical

OT-2026-000034407

Publication integrity record

Three cup vacuum gripper, three zone face, plant vacuum fed, supply line pressure sensor, 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-2026-000034407) never changes.

Identity and time

Publication numberOT-2026-000034407 · never reused
Internal UUID01a0ae75-df0e-73ee-ac95-d4b1168abb7f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034407
StatusPUBLIC

Content hashes

Canonical text1122941b8bf35904169381e002858fe4486614f3a3e802e9f4b57b069a68b3dd
Markdownb9f067885297b8926bf387e73fe05688791ff1936538d31fc4af4f65ba4e9b18
PDF
Publication page225d265ac2cf43f2d4ab2eadadca6f37a6df52a971b4f3987923b552509e6c38
Manifestfc86cb41ba2184ebf3d42b3e24c3ccc5b6460d78f4342814e1821b8c052eddf3

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
Signature+M3MAQHNFjM+uyOOoVD0WxDMLUDea+VZCG0TSGYUkTRTw+micaxFDX8LOCBMvQ8tnVtOzIek7rfDUXSKpvrsDw==
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

2026-09-17T11:31:07.521768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034407
observed 225d265ac2cf43f2d4ab2eadadca6f37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:07.505768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034407/manifest.json
observed fc86cb41ba2184ebf3d42b3e24c3ccc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:07.487970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034407/publication.md
observed b9f067885297b8926bf387e73fe05688...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:07.470687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034407/publication.txt
observed 1122941b8bf35904169381e002858fe4...
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.