OpenTechnical

OT-2026-000074433

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000074433) never changes.

Identity and time

Publication numberOT-2026-000074433 · never reused
Internal UUID01a0ae93-717a-7096-b7f0-20ccd1738378 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074433
StatusPUBLIC

Content hashes

Canonical texte51879498c86f33a616942d972fade9b735f050182969641e13a89cd8778184e
Markdown95eee8497c61ff490e00708d366cbbfc5f3dd0ccbe6c6968175867e68446aedf
PDF
Publication page07b94ccd721d61f13be3a739f14bd1977bb71ae74ce202c87274153d736b8aa3
Manifest888bfa3f72f7a4f722dcd400e2ea366537d2bba7f4fa62b5940b381f83605883

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
SignatureYsP3x91z1WRxaWQRqCehAolcJbvHyzqc6qUXu8wTLHe+tloAWR83oCHHhNu6o0vBLJNkJ+QHGdKUtWFKnE8fCQ==
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

2026-09-17T10:19:23.064057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074433
observed 07b94ccd721d61f13be3a739f14bd197...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:23.044397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074433/manifest.json
observed 888bfa3f72f7a4f722dcd400e2ea3665...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:23.024892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074433/publication.md
observed 95eee8497c61ff490e00708d366cbbfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:23.006541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074433/publication.txt
observed e51879498c86f33a616942d972fade9b...
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.