OpenTechnical

OT-2026-000052111

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000052111) never changes.

Identity and time

Publication numberOT-2026-000052111 · never reused
Internal UUID01a0ae83-e78f-74a9-92d8-29aa1cf64b0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052111
StatusPUBLIC

Content hashes

Canonical text3ec4dfdcb3f59b5674e0b9cf68078a0aa823db67688d63742133c87f816aa6d1
Markdowncd46b83d2456d7c694449d144cd059c1fd30609ff59b97b88926cf86ee2451e9
PDF
Publication page312a46ea2a42c447e4da929a6caf0f4133fdf93bc0ea4977e18a508ed7a84917
Manifest961ef939d2f12fad4559c47a41b565fda44df147f5a1b88f393aa6722168d4bd

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
SignatureVJQsiBbdTV6UpH0R3TP3Ek4AjpSi41tN5Ly6hyHDd0ztSJa/3VJSvRikOLUZOEJGUM+za4Gp0Grtm/JzbcKmDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:39.232972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052111
observed 312a46ea2a42c447e4da929a6caf0f41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:39.210548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052111/manifest.json
observed 961ef939d2f12fad4559c47a41b565fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:39.191545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052111/publication.md
observed cd46b83d2456d7c694449d144cd059c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:39.147435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052111/publication.txt
observed 3ec4dfdcb3f59b5674e0b9cf68078a0a...
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.