OpenTechnical

OT-2026-000044691

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two 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-2026-000044691) never changes.

Identity and time

Publication numberOT-2026-000044691 · never reused
Internal UUID01a0ae7c-39da-7ad4-bfcf-bb5e834bedce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044691
StatusPUBLIC

Content hashes

Canonical text60123afd0c1fc9ffe2704988543cd16a96ad5cfa2bebbaefb55e7919e27e143c
Markdown7c5214a0c10b949d10770a58d4cd17c2bcdb53fc8c67b80001e3591df5630fb8
PDF
Publication pagee54e6577c45b741c49c9db19a7b4eaf0e53bb965b56ed81d6728d58fe23df2f4
Manifest1abcb2be035e028f15b3bd4a4926f28d59b2e89891ba8ddea9d77a7b97afa853

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
Signatureu7GQUnYHqQpWZ5XnThydSQ3muY2zCjh4UbEVv1L2jlZvs+Lg5XqlGVdZ5voLSI/3LX3ZN6Zt6qIOswN0T24FBg==
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

2026-09-17T11:11:56.880400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044691
observed e54e6577c45b741c49c9db19a7b4eaf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:56.861795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044691/manifest.json
observed 1abcb2be035e028f15b3bd4a4926f28d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:56.843498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044691/publication.md
observed 7c5214a0c10b949d10770a58d4cd17c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:56.824552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044691/publication.txt
observed 60123afd0c1fc9ffe2704988543cd16a...
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.