OpenTechnical

OT-2026-000070095

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, supply line pressure sensor, 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-2026-000070095) never changes.

Identity and time

Publication numberOT-2026-000070095 · never reused
Internal UUID01a0ae91-1861-7672-8fa2-c3d95c9c29c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070095
StatusPUBLIC

Content hashes

Canonical text5d01db7ad3c4dd65851282da79368e3900411b8b5c5e38e84217810e23473bd4
Markdowne54363a14d517d40f1f92e4c7d5913b26cbfbe00f6b6c66c78d60c27c75c98dc
PDF
Publication page8e34b2ab93e88c237cc44200a9dbcc1db514b99efc21eed7ee748b0282a91933
Manifest563eec7fd4783f21ff52327eadf53b4ff8cb2263adde02510a8750a427576c0f

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
SignaturewH+fAPzrHKiFQQC0Uy9HT6s66hxXEDje35eOZZM6PdUHNStg7dtn/JVSTEOk6v8OPcjfplHNtPqn/T2xlhQ+BQ==
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

2026-09-17T10:27:03.870177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070095
observed 8e34b2ab93e88c237cc44200a9dbcc1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:03.850458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070095/manifest.json
observed 563eec7fd4783f21ff52327eadf53b4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:03.832332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070095/publication.md
observed e54363a14d517d40f1f92e4c7d5913b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:03.814042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070095/publication.txt
observed 5d01db7ad3c4dd65851282da79368e39...
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.