OpenTechnical

OT-2026-000024888

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000024888) never changes.

Identity and time

Publication numberOT-2026-000024888 · never reused
Internal UUID01a0ae71-2727-778d-9d58-77ee0096d083 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024888
StatusPUBLIC

Content hashes

Canonical text8456b13d1395b7f9ae817614c8db78ed78a2d23104b1fa0da952f32a9eaa5db8
Markdown25c273f7d7c1dc479d6fd6778d43d2ee9456b164fbcc817fad94bff195762f44
PDF
Publication page4bfeb6747f6661e47dedf8a378aff869266f9f3dd9809e19036d033706a5d2bb
Manifestbad4185278f75e4045c4050325a606948d8069ba7103c2677c191ef3158318b0

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
Signature4uBnQh7WahBH31GYt3vErDp8L+mba8bjS+8lHKh58QL61G1iUqwZ+TmCjHER3R8q/S5l4UNwkkXWPAvGwEYiDQ==
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

2026-09-17T11:48:12.675474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024888
observed 4bfeb6747f6661e47dedf8a378aff869...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:12.655760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024888/manifest.json
observed bad4185278f75e4045c4050325a60694...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:12.638441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024888/publication.md
observed 25c273f7d7c1dc479d6fd6778d43d2ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:12.621566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024888/publication.txt
observed 8456b13d1395b7f9ae817614c8db78ed...
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.