OpenTechnical

OT-2026-000087092

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, 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-2026-000087092) never changes.

Identity and time

Publication numberOT-2026-000087092 · never reused
Internal UUID01a0ae9a-9f2d-752e-bcd6-6d3f50fb85ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087092
StatusPUBLIC

Content hashes

Canonical text5755bbf46c6749e52d00a772cbb7ba4ea2850e126dcd7325ff08d0a0bed90cca
Markdownf369bb1d6669b3979fdda7cbec46d22febf4741bdc0897b8ba87c52685d681fa
PDF
Publication pagefcd75a3e72261487877fc7cfd2dead12be19d3fb45ec064d389b28c63f092149
Manifestceb78e83da69d006da34e1e6b175eda0d3e9097b0778a331cba3fb4ca181247e

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
Signature+PWm+GMhPpehl9QgkH+wE6jeC5LtOVHVt0LIeVPnXxIXYuPHlhzS4l8AoyA3ie6hmMglyd3hA5AgxIT9vKKSDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:21.059043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087092
observed fcd75a3e72261487877fc7cfd2dead12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:21.042562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087092/manifest.json
observed ceb78e83da69d006da34e1e6b175eda0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:21.027016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087092/publication.md
observed f369bb1d6669b3979fdda7cbec46d22f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:21.009912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087092/publication.txt
observed 5755bbf46c6749e52d00a772cbb7ba4e...
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.