OpenTechnical

OT-2026-000090964

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single 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-2026-000090964) never changes.

Identity and time

Publication numberOT-2026-000090964 · never reused
Internal UUID01a0ae9c-c011-729c-ae44-75f0b9bedcca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:03.518217Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000090964
StatusPUBLIC

Content hashes

Canonical textbe837cee548ab3461b8cace6453b5195a9d0a697c056d218552f7f0071844b95
Markdowndf8cc80da574a6063f48209a4cc91d0f4a95f8e2668929927089e9ef33c09926
PDF
Publication pagedae369940c64d5ca6c25b725bf7a75bc620a1d12fc99059dd66041471fc4dd56
Manifest5f8a51465340c20c550027298c9d3616fcea300c47df8e304380e076bf5b5773

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
SignaturePVGRxuQ1Su+fsfJCL6NEj781vjCWTv00VJ9ry+17ekC6sTi16mMKv70rqodIKJjU6Apu+rX3pWWXvbuLbx73DQ==
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

2026-09-17T09:44:11.261635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090964
observed dae369940c64d5ca6c25b725bf7a75bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:44:11.244417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090964/manifest.json
observed 5f8a51465340c20c550027298c9d3616...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:44:11.228400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090964/publication.md
observed df8cc80da574a6063f48209a4cc91d0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:44:11.212088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090964/publication.txt
observed be837cee548ab3461b8cace6453b5195...
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.