OpenTechnical

OT-2026-000095558

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, sustained 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-2026-000095558) never changes.

Identity and time

Publication numberOT-2026-000095558 · never reused
Internal UUID01a0ae9f-8f75-7b07-b7cb-f182c604bd3e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095558
StatusPUBLIC

Content hashes

Canonical text806150cbd6dab796cd9705c703a134be7149d9a26c398e9889e4f97f888b937d
Markdown0a77a681f6eca339f8d041dddd4c44c6e9b8318087e3e75329769667f05ad2b5
PDF
Publication pagec854e7306df1f13bc0a3ec89ec9f4c9c6bb972c24bc825f725a8c567781a18e6
Manifest1483948d47190e42e6d62c3522c89a677546f469b3808198298dc79a662e0b04

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
SignatureODKq8TbTZ0mzdUdmkSkqnzmpX3B8cVFdxSvTg88/1WHpWahl0z+ECWH6OyqtuNCOUAZxq7r4wzFEkP4WeoOIDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:58.402088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095558
observed c854e7306df1f13bc0a3ec89ec9f4c9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:58.386261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095558/manifest.json
observed 1483948d47190e42e6d62c3522c89a67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:58.370033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095558/publication.md
observed 0a77a681f6eca339f8d041dddd4c44c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:58.354315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095558/publication.txt
observed 806150cbd6dab796cd9705c703a134be...
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.