OpenTechnical

OT-2026-000065258

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000065258) never changes.

Identity and time

Publication numberOT-2026-000065258 · never reused
Internal UUID01a0ae8e-1dfa-7544-b629-9fa257396794 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065258
StatusPUBLIC

Content hashes

Canonical text3bdb8a4864592fe5ca81c143c871bc251d3079cd621201a15a156f3cdb040ef4
Markdowne2734a8046120171436a03c223d83e8babd17a111b96ce61a3c434942ea2657b
PDF
Publication page4ddf541791589ba12ee28f9c9a9f0c933531fad34546d3b39dee5939cacc1403
Manifestf746c03427940ecd9c2bd610c0a94857abf0f1d5056d7a3c020a142ae684852f

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
SignatureLWtMH7gdf1giVSp2q7m2T2UTb9U1+zqbh+sEKil3OzhmeSAUktEu2uiqPHlOsddmS1gbFgwgWIHI7dtXl4KcDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:07.304202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065258
observed 4ddf541791589ba12ee28f9c9a9f0c93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:07.286176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065258/manifest.json
observed f746c03427940ecd9c2bd610c0a94857...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:07.269423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065258/publication.md
observed e2734a8046120171436a03c223d83e8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:07.251593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065258/publication.txt
observed 3bdb8a4864592fe5ca81c143c871bc25...
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.