OpenTechnical

OT-2026-000091779

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three 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-2026-000091779) never changes.

Identity and time

Publication numberOT-2026-000091779 · never reused
Internal UUID01a0ae9d-43b9-7c3c-a191-d79b46b5516f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091779
StatusPUBLIC

Content hashes

Canonical text621f9c682d2b0192d11c9656d5f9ddf79fa4e5bf4ee7880da26750cebc49fcbf
Markdowne868a362bc9c387688cbca3c048b079c619926886364e606006788b01bb3731f
PDF
Publication pagec2a23c66e94e2ddced8241c3b72cef22b36fe70ba603e1c4e51b8caf2d164820
Manifest3e6ea1aaf2b1849289471c9b365f24225efe1363e5da9fadce2df88d49889174

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
SignaturemBJTzJwbPFWKQ0fLgSUP2k7m28z8OPehK1/01AUzx9DrivOkhLfTO5yMb8Gu56+TVbPoVY9mXpTaxps/ocsqCQ==
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

2026-09-17T09:42:40.546777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091779
observed c2a23c66e94e2ddced8241c3b72cef22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:40.528136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091779/manifest.json
observed 3e6ea1aaf2b1849289471c9b365f2422...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:40.511000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091779/publication.md
observed e868a362bc9c387688cbca3c048b079c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:40.493881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091779/publication.txt
observed 621f9c682d2b0192d11c9656d5f9ddf7...
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.