OpenTechnical

OT-2026-000068930

Publication integrity record

Three pad foam vacuum gripper, three 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-2026-000068930) never changes.

Identity and time

Publication numberOT-2026-000068930 · never reused
Internal UUID01a0ae90-6dcc-7b36-b8bd-4e2c7e10f605 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068930
StatusPUBLIC

Content hashes

Canonical text3f86ad26edcdf159a903193d6544cc4458cde610c8861fabe04c1192c6bb8210
Markdownb4c6c270cbfbba4257fb04cf67d51a803adc39f69413f784cbc6325c37f5194e
PDF
Publication pagebe92e7f6a0449c187e72fa744453e16f131f36a83a73137f7747da85dc38c331
Manifestf063996804024e780f305450e6089d65157e0c6e1539d50000aa4d41807b9dcc

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
SignatureE3+myvSI7MM7KSyqozWImBSqjSybk2899Nf1QktZMrKdQ1BFn8CFn94FvA/DIf9WYwq+Ocs0HQilTVbTvR8wCg==
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

2026-09-17T10:28:45.573725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068930
observed be92e7f6a0449c187e72fa744453e16f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:45.555782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068930/manifest.json
observed f063996804024e780f305450e6089d65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:45.539480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068930/publication.md
observed b4c6c270cbfbba4257fb04cf67d51a80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:45.521648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068930/publication.txt
observed 3f86ad26edcdf159a903193d6544cc44...
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.