OpenTechnical

OT-2026-000025063

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two 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-2026-000025063) never changes.

Identity and time

Publication numberOT-2026-000025063 · never reused
Internal UUID01a0ae71-2729-7e0d-9527-92c8a1cff05c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025063
StatusPUBLIC

Content hashes

Canonical text34fd286b044b9174e4bfcb22c35784edb892b7ce623764483dce3e45f43a4bd8
Markdownc355771c34bab9e3d3a6e9acde246504004fe5ff29c742ee0534e8236c4e30e9
PDF
Publication pageec490254ed1160ead8ba0b6450a2d3fc96505cac9979244da7a0c99c3c5c5724
Manifesta8dd2a107c56c6caa10c84637806f8b8ce9d66c7c45b9410ca9e1fff75673b1c

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
SignatureAQ9AS3cS3/CDC+YIl6OZ2TjmsZjJB1fqWH8d1Ds1/nPUyGw4dbLf0e1GMDTAxYJo0s2mdPCzIe/4F87oeYsgBA==
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

2026-09-17T11:48:28.427785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025063
observed ec490254ed1160ead8ba0b6450a2d3fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:28.409604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025063/manifest.json
observed a8dd2a107c56c6caa10c84637806f8b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:28.391338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025063/publication.md
observed c355771c34bab9e3d3a6e9acde246504...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:28.373632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025063/publication.txt
observed 34fd286b044b9174e4bfcb22c35784ed...
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.