OpenTechnical

OT-2026-000022861

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, sustained blow-off before 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-2026-000022861) never changes.

Identity and time

Publication numberOT-2026-000022861 · never reused
Internal UUID01a0ae70-46eb-7058-ac34-e4af03f85945 · 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-2026-000022861
StatusPUBLIC

Content hashes

Canonical text24f5291d314bc92f63f0e19c9e5c88953f066d613209911fe788bf5f375f87d5
Markdownceb24bc76ad3c7c03621bedcf05c8b71f86d7986faf461591467a30106d04eda
PDF
Publication page3ad892dde47f869502094ecc4e3e55dc9ea455ccca85e00ce8c8656d4f9ba616
Manifest2516a0bada422b1393f674e09bfcc7efd01d2f56bf6ae4cab7f2f4f50adfcd80

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
SignatureLkSBQt0cIRZTShhOMz+pVGALpgIUCC65nyi4Oug6dfeic52bff4oPQXlWiyVffkqPN+05aZWc2xCcPT7WZ7PAA==
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

2026-09-17T11:52:24.142914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022861
observed 3ad892dde47f869502094ecc4e3e55dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:24.125150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022861/manifest.json
observed 2516a0bada422b1393f674e09bfcc7ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:24.105029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022861/publication.md
observed ceb24bc76ad3c7c03621bedcf05c8b71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:24.086331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022861/publication.txt
observed 24f5291d314bc92f63f0e19c9e5c8895...
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.