OpenTechnical

OT-2026-000092723

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, supply line pressure sensor, 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-2026-000092723) never changes.

Identity and time

Publication numberOT-2026-000092723 · never reused
Internal UUID01a0ae9d-b600-75bc-a6d7-9ad122a29fd1 · 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-2026-000092723
StatusPUBLIC

Content hashes

Canonical text9da9b031a61f344012d8ba23f07f889ff63c6308fbe1506927dc02c7f5f48f16
Markdown87e942b46b3b8dca21382a2e47ccb0a361636fc494c75e244b582b1a06a6efe1
PDF
Publication pagee2ba45df1766fb0ace3ff5a837ee8e617a31ae0e8dd9d6a6a7ce75783c6cb380
Manifesta9141921dcc09fe7b9d02226e8b4d554c76475f56fcb400a71df6adb7ab47a1f

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
SignaturePik2cLDTYZ5qcf1bPMs/ZGQ8m16oEp34j6l/257iW5IPKcqGpvxEIGTqh08AnqCNFJePak47XGfwtifIjk4QDw==
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

2026-09-17T09:41:20.741400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092723
observed e2ba45df1766fb0ace3ff5a837ee8e61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:20.724644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092723/manifest.json
observed a9141921dcc09fe7b9d02226e8b4d554...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:20.707617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092723/publication.md
observed 87e942b46b3b8dca21382a2e47ccb0a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:20.690290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092723/publication.txt
observed 9da9b031a61f344012d8ba23f07f889f...
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.