OpenTechnical

OT-2026-000018884

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000018884) never changes.

Identity and time

Publication numberOT-2026-000018884 · never reused
Internal UUID01a0ae6e-d522-7954-befc-d5ed3d4c471c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018884
StatusPUBLIC

Content hashes

Canonical textb6722c2c6060f294e9f678ea17bc6414fc282a21f0817cf3f69f80575ecce0c0
Markdownaefafaa8db4dc152cae537bfcc2e9fdc5efb7f6673e5b6dcdaab2dd52bdb489f
PDF
Publication pagec7776b25d15b1c938d770b9015bd3911339b0a551f3dd836952734542e600eab
Manifeste7fbcde2e0a94323f433403486b91956c5961728e4b69ac8e8d27cc3c037f40d

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
SignatureC+DYabSkvP2alhMsi6E+pfnW8BWaJ7XkouVauU3XzI+tqYLIADp+uEXetB8uxfVJiUTlRFNc6g1/P1CTaYLHAQ==
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

2026-09-17T11:59:32.107369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018884
observed c7776b25d15b1c938d770b9015bd3911...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:32.089364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018884/manifest.json
observed e7fbcde2e0a94323f433403486b91956...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:32.070385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018884/publication.md
observed aefafaa8db4dc152cae537bfcc2e9fdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:32.053367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018884/publication.txt
observed b6722c2c6060f294e9f678ea17bc6414...
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.