OpenTechnical

OT-2026-000046790

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000046790) never changes.

Identity and time

Publication numberOT-2026-000046790 · never reused
Internal UUID01a0ae7e-d0f4-759b-816a-3fdd55a4e657 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046790
StatusPUBLIC

Content hashes

Canonical textcc1b06fe93d15188fbe621e4e5e22ae9e1d1e29228b9d1a4006176f1188e78a1
Markdowna8a532860192ad816a4df22fae4cb2b35665139bd94b77e5f82507f81669eeb4
PDF
Publication pagefbca7238e27875bc7538ba27347c95453214cfd627caaac0cc27dba57c360d36
Manifestd4ff55bc3bec296d1c76180cadad69830e58def179d58644573e683a83439161

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
SignaturedPM0kg++u0O7G0H9jtZl4jIZsSm/f4nr/Ro+SCtzQL9/DFK4dSTCiQgtEtsBvfwHIwAOI2TOlaW1vIYS1M4GAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:06:52.065884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046790
observed fbca7238e27875bc7538ba27347c9545...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:52.048444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046790/manifest.json
observed d4ff55bc3bec296d1c76180cadad6983...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:52.029933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046790/publication.md
observed a8a532860192ad816a4df22fae4cb2b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:52.012514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046790/publication.txt
observed cc1b06fe93d15188fbe621e4e5e22ae9...
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.