OpenTechnical

OT-2026-000033792

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000033792) never changes.

Identity and time

Publication numberOT-2026-000033792 · never reused
Internal UUID01a0ae75-a391-7486-b473-acfc2588cd3c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033792
StatusPUBLIC

Content hashes

Canonical text01b7512d49fda16e07bb45a4d71208339f3720dd34472b8f977c7feb188efd74
Markdownc33b4e2cb5a612a0db4b44e22fe4686582dd574c77fba131d91887a00896b55a
PDF
Publication page7a3ad519008e80bfbd7cf22ba4534ceb3bdcb90c142a233045f339509f2b4742
Manifest47a84f4eda6103b6394510cf59d4a5ceeb2005c6866e60c5e16ec5a95e37b899

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
SignatureRx7Y3Oxdv1pZMiZNcRzHGWlkG2sWZESt/jzI7tH397/KQ+Vhn+dYol5vDNOmfmLVEbRtNwMT9p6lHxBz5QxPAg==
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

2026-09-17T11:31:49.996768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033792
observed 7a3ad519008e80bfbd7cf22ba4534ceb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:49.978914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033792/manifest.json
observed 47a84f4eda6103b6394510cf59d4a5ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:49.959582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033792/publication.md
observed c33b4e2cb5a612a0db4b44e22fe46865...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:49.939976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033792/publication.txt
observed 01b7512d49fda16e07bb45a4d7120833...
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.