OpenTechnical

OT-2026-000063056

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000063056) never changes.

Identity and time

Publication numberOT-2026-000063056 · never reused
Internal UUID01a0ae8c-94a9-7a0f-8003-473cab430660 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063056
StatusPUBLIC

Content hashes

Canonical text407ecb04655eec1aa4449ddaf3b90a424125a8f4264dcdd82f92497ac6dbd9a5
Markdown7d26460dc7a784df7107fc3122a48da84f367599795260082904fe128849d819
PDF
Publication pagea5fc874501813a02e7837c18ba72adde1e2565aafde2ec2ffd29e65b3f885af8
Manifestfa611453f7d7765bc507788cf92f27a36b878bcca0d753db5b3390084bf435f4

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
SignatureHxjdRNaKrcl7klsTHE1ytBNqip1Q0BIsuAwMsSvApjhyF/eUroxB4JggiM00q1EHBFx93B3PTU+gPG63MgeGCg==
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

2026-09-17T10:40:43.511525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063056
observed a5fc874501813a02e7837c18ba72adde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:43.491042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063056/manifest.json
observed fa611453f7d7765bc507788cf92f27a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:43.467976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063056/publication.md
observed 7d26460dc7a784df7107fc3122a48da8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:43.447280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063056/publication.txt
observed 407ecb04655eec1aa4449ddaf3b90a42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:49.166665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063056
observed a5fc874501813a02e7837c18ba72adde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:49.148287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063056/manifest.json
observed fa611453f7d7765bc507788cf92f27a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:49.129704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063056/publication.md
observed 7d26460dc7a784df7107fc3122a48da8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:49.106254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063056/publication.txt
observed 407ecb04655eec1aa4449ddaf3b90a42...
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.