OpenTechnical

OT-2026-000026174

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000026174) never changes.

Identity and time

Publication numberOT-2026-000026174 · never reused
Internal UUID01a0ae71-a841-795e-bfdb-f3288d50772e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026174
StatusPUBLIC

Content hashes

Canonical text2de2a148028401b725f046b83c3fe176e750a4b29255177de5513f4940c69e56
Markdown6124e0214c4fe5f2e5eeef8d3d3cc84e9413899160001df3276a7018388b2f36
PDF
Publication pagebf86e8369b910509af9cd7b1c7ad808230a5ae69c1e47b5637420e76dc48dfee
Manifestde1a655d5fee5ee731a447d0f21d81f0c04537b0efbcc956cd44271d581bd6ba

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
SignatureUgR5udHwotxWXKi/Vt/vvsa4CEU16Hx3aqp1sPelf/tjwcQnAok6bZl47kpAvfodGEKPYXqGOfi0qidzquFOBA==
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

2026-09-17T11:46:14.756004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026174
observed bf86e8369b910509af9cd7b1c7ad8082...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:14.739584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026174/manifest.json
observed de1a655d5fee5ee731a447d0f21d81f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:14.718593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026174/publication.md
observed 6124e0214c4fe5f2e5eeef8d3d3cc84e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:14.702588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026174/publication.txt
observed 2de2a148028401b725f046b83c3fe176...
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.