OpenTechnical

OT-2026-000014418

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000014418) never changes.

Identity and time

Publication numberOT-2026-000014418 · never reused
Internal UUID01a0ae6d-b27a-7aab-b1b2-956415992e8f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014418
StatusPUBLIC

Content hashes

Canonical text5e2c62347d541346acf4283c6b68212add797d5ae8784a75118f4d63d7938919
Markdown80971999e942fa1393eeb17253963e4652bb7727ef649ab0c0ecff802bce2e27
PDF
Publication pagec68593daa9611141f926967d49a4b0cefff4fff8cb98d6bd6cec0816beca7965
Manifeste28c2cea46cf9e0d532b855647d441191be1916a81e81d62cde422c59399e756

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
Signature5Ay+Xb3BZLrK6Rcxvb8Llo/3xek8hbh492OFEpYzWdjOszTALitDW7PfGC1SprhsNSmwWOgWLH7x2Zli6CxBAA==
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

2026-09-17T12:10:11.022719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014418
observed c68593daa9611141f926967d49a4b0ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:11.005454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014418/manifest.json
observed e28c2cea46cf9e0d532b855647d44119...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:10.987058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014418/publication.md
observed 80971999e942fa1393eeb17253963e46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:10.969437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014418/publication.txt
observed 5e2c62347d541346acf4283c6b68212a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:16.874158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014418
observed c68593daa9611141f926967d49a4b0ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:16.855938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014418/manifest.json
observed e28c2cea46cf9e0d532b855647d44119...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:16.837116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014418/publication.md
observed 80971999e942fa1393eeb17253963e46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:16.818950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014418/publication.txt
observed 5e2c62347d541346acf4283c6b68212a...
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.