OpenTechnical

OT-2026-000095605

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, single stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000095605) never changes.

Identity and time

Publication numberOT-2026-000095605 · never reused
Internal UUID01a0ae9f-8f75-747c-9604-3e3f79d938af · 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-2026-000095605
StatusPUBLIC

Content hashes

Canonical textf9a4d87a217095955a151ffe63eab701e649a3d83ffc4f6f15dc902d235d637f
Markdown8a7c5345d9a6676985acc1dd9d6ea25ada8569fc49e89215bf3dc9dc74c40199
PDF
Publication page545a47fd469ad0eeade46083d5db67d44073fa7783ad57a3a3049203c6bf4ccf
Manifest8ec187c65a1e9b6ecec1fd2de85983cde21ae0e0255da21fa7e8633f1acc429b

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
Signature2o1P49MpgWIZ7/qD1GaqPFH2v1CxuE/Gq3wjL0agVJ6Lh4TCDBM0U5+iHHciZOb0EjRXIsvAQ9Jwjlm2Ie25Bw==
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

2026-09-17T09:37:01.655030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095605
observed 545a47fd469ad0eeade46083d5db67d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:01.640070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095605/manifest.json
observed 8ec187c65a1e9b6ecec1fd2de85983cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:01.624366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095605/publication.md
observed 8a7c5345d9a6676985acc1dd9d6ea25a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:01.608209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095605/publication.txt
observed f9a4d87a217095955a151ffe63eab701...
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.