OpenTechnical

OT-2026-000092530

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, pump fed, supply line pressure sensor, 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-2026-000092530) never changes.

Identity and time

Publication numberOT-2026-000092530 · never reused
Internal UUID01a0ae9d-b5fd-7d50-b54d-5a0726891578 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092530
StatusPUBLIC

Content hashes

Canonical text10d73a9a35fc051bc808bd6b0fb8de46af2cb2bbe9d6430ee16bc4bf996ed7d6
Markdown3f0c65a249eb0f5d156c941593071159f8051cda42208c97c5d787d0b12b952a
PDF
Publication pagec3d5802815ab579937e0d4164c70a41e1ff8ec38ec6279e4744fc43890a91ec2
Manifest495f73f2e051dee59592d39b1eec5b68e00da3d0d61e925f6624f902032698ba

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
Signature4/MTM19XAJAfK1lyqmRHdjj5fcHFMIqJzAGJX3O/1NENR3b7nVNOvq8YdZQMJB42Idi23CuaJ56T605zD3YRBA==
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

2026-09-17T09:41:06.527183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092530
observed c3d5802815ab579937e0d4164c70a41e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:06.509792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092530/manifest.json
observed 495f73f2e051dee59592d39b1eec5b68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:06.489337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092530/publication.md
observed 3f0c65a249eb0f5d156c941593071159...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:06.471141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092530/publication.txt
observed 10d73a9a35fc051bc808bd6b0fb8de46...
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.