OpenTechnical

OT-2026-000034588

Publication integrity record

Single bellows cup vacuum gripper, single stage ejector, supply line 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-2026-000034588) never changes.

Identity and time

Publication numberOT-2026-000034588 · never reused
Internal UUID01a0ae76-1ed1-7850-89e9-3cc097584368 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034588
StatusPUBLIC

Content hashes

Canonical textb47efeccd977517fa7219deefbb239068d03ef76546c5a850c00f5637376ca30
Markdown1e91b1cda8298f7486c4cb8469ed7e0e48f39fa556f8b48b070adc9f4bfe946b
PDF
Publication page4129847d70060328b02941148da4b2711a521d64d40e1efd7bf576b50743f855
Manifest63624659f4de7f760d58b22fd18464daa0c72488cb9c1694b9c10a47467cc037

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
Signature8OAEWzIIgA2G7ig1q9S42VuAUGqcOGoLV56bY67f2Y6ahQ0AixPqHA+6YK0DcE+sprequyTGr0zbvg5pj03YAw==
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

2026-09-17T11:28:57.787082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034588
observed 4129847d70060328b02941148da4b271...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:57.770735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034588/manifest.json
observed 63624659f4de7f760d58b22fd18464da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:57.751226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034588/publication.md
observed 1e91b1cda8298f7486c4cb8469ed7e0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:57.732498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034588/publication.txt
observed b47efeccd977517fa7219deefbb23906...
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.