OpenTechnical

OT-2026-000022851

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, 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-2026-000022851) never changes.

Identity and time

Publication numberOT-2026-000022851 · never reused
Internal UUID01a0ae70-46ea-7f95-8452-a87a52ced958 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022851
StatusPUBLIC

Content hashes

Canonical text61fb4aa6c43a9d2e8364f72f616747b4e0d4b48bdb738db46f10ac781da5678a
Markdown062be7632e6a491363e06daace411fceddf8de9d843c9309d47a2d73623a48ac
PDF
Publication pageb8b8eb60be2b246f619dab9ac12fc2cdfc10632f36b8cd030d47d18f501994e0
Manifest9d0e2e46cbc9b6e336bb19291d4a3c85ccfc5f1d59fae1c0db43fa7d8b65acd9

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
SignatureSdcxArCmA7IPLrWOL7l9n8u1/E3eqRvPyJyFvUG0nFKTm/CmIx02o1S/ZOJe4gp9pxniS6mkIpKsMvFjpeK4Aw==
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

2026-09-17T11:52:23.365217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022851
observed b8b8eb60be2b246f619dab9ac12fc2cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:23.347329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022851/manifest.json
observed 9d0e2e46cbc9b6e336bb19291d4a3c85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:23.330716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022851/publication.md
observed 062be7632e6a491363e06daace411fce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:23.312119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022851/publication.txt
observed 61fb4aa6c43a9d2e8364f72f616747b4...
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.