OpenTechnical

OT-2026-000092442

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, 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-2026-000092442) never changes.

Identity and time

Publication numberOT-2026-000092442 · never reused
Internal UUID01a0ae9d-b5fc-72b7-97d2-12dca31e5c95 · 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-2026-000092442
StatusPUBLIC

Content hashes

Canonical textdc32ff517d10733e8e09b2d3d9a06b7d35c132a22885ff67cc3be274940dabc8
Markdown31947299624aed84903223cd39d956ac6221c550cff87c1254bd9e5e18f9bfbb
PDF
Publication pagee3223d9b647719f16c5c7f14e7375c1cdbcfefb758727385cbc79df4ba290f62
Manifest4c937c25a6aea19c4008742c3bbf0b86468b4981942cf3fca78b66062f85f269

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
Signature8ocyfb2sC5hw7JXa4qjlqCc1Ae8ikGGMA6wUVFNwxex6reXvRwRgGFxXXahoC3+rkDNKsMFNY2ZQUM5iy98zCA==
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

2026-09-17T09:41:00.018792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092442
observed e3223d9b647719f16c5c7f14e7375c1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:00.003703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092442/manifest.json
observed 4c937c25a6aea19c4008742c3bbf0b86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:59.986431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092442/publication.md
observed 31947299624aed84903223cd39d956ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:59.968898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092442/publication.txt
observed dc32ff517d10733e8e09b2d3d9a06b7d...
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.