OpenTechnical

OT-2026-000041828

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, pulsed blow-off after set-down, on a tool changer

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-2026-000041828) never changes.

Identity and time

Publication numberOT-2026-000041828 · never reused
Internal UUID01a0ae79-e8a4-7deb-8cbd-53c1c9442afb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041828
StatusPUBLIC

Content hashes

Canonical textc0e297402f67924809a54aa5101941dd8011eb5eac831306e7636f4e2c0584c6
Markdowne701e21e3862c734988f486012fa5c830f067b812621a42176f4f93fb8fd08a1
PDF
Publication pageade97a9e3f70803e43cb720467988c49b765740fe1482912129ce10b77eec240
Manifestb14fca3477b8083a7bf4d0d4661715e4710d25029ee2b16278e84f4876aab0f1

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
SignatureP861Y4e93BnJHDSIOuRwvCPF2UXpq5xflGqEN3HPdlqsZniK1Pohdnvd+QhQxQ/e9K0zYWtu7ppaLvuUop82Cg==
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

2026-09-17T11:16:41.526719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041828
observed ade97a9e3f70803e43cb720467988c49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:41.509208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041828/manifest.json
observed b14fca3477b8083a7bf4d0d4661715e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:41.492178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041828/publication.md
observed e701e21e3862c734988f486012fa5c83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:41.475217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041828/publication.txt
observed c0e297402f67924809a54aa5101941dd...
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.