OpenTechnical

OT-2026-000040634

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000040634) never changes.

Identity and time

Publication numberOT-2026-000040634 · never reused
Internal UUID01a0ae79-6d0e-7859-aaaa-062803e202a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040634
StatusPUBLIC

Content hashes

Canonical text1137ef3273637e13470784620b6baf5941960386b62a8e755e95161bc1846477
Markdownf95b29157ade36eebfe2f6eca456c7e1a2e884081124f71db75bd8aee06a12c4
PDF
Publication pagee58809b5459b8ba89900c41fd9efaaa2422b81f94aa776405d77bdf93dee2573
Manifeste427586650e10e6061675282bf7b720df26de18aeccdbf642d01ad56c0c23453

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
SignatureFvHLaVvLwlZLOXdQmRtlqSjN7HoAxFBRRXkK39aV4CX8d6Da4QViJzowdi6qIIPC4JfmS8qWRoMwjtohtvoODw==
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

2026-09-17T11:17:49.010009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040634
observed e58809b5459b8ba89900c41fd9efaaa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:48.993377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040634/manifest.json
observed e427586650e10e6061675282bf7b720d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:48.977514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040634/publication.md
observed f95b29157ade36eebfe2f6eca456c7e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:48.958930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040634/publication.txt
observed 1137ef3273637e13470784620b6baf59...
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.