OpenTechnical

OT-2026-000017214

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000017214) never changes.

Identity and time

Publication numberOT-2026-000017214 · never reused
Internal UUID01a0ae6e-76c7-78ff-a1f0-88ceb9ffd3de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017214
StatusPUBLIC

Content hashes

Canonical textbc04f974405991518be5c8874eebb1e7cbbddc91f6e647b4cd5c4243f807b19f
Markdown2c4e832f06106e81aefde9160f2893192739ec5a7a07962f5b0ae98bd540e07e
PDF
Publication pageec53f975d13369fdb60c25d8df42094c29d30b69cf5078397c91f293ba8de6a9
Manifest25c435a75c341c0054750153ad07a094ede929d0b5f997bfb66e5ff968b02e27

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
SignaturepIXwWGNutmrTJiSbDb1pz6mPLYdKL/K1o1Tsfn75+Xgreem1ndsdQCwXFdqM71BX6RSVK9LURV6rqjmuToQQDQ==
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

2026-09-17T12:02:17.434980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017214
observed ec53f975d13369fdb60c25d8df42094c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:17.419101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017214/manifest.json
observed 25c435a75c341c0054750153ad07a094...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:17.401783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017214/publication.md
observed 2c4e832f06106e81aefde9160f289319...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:17.383405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017214/publication.txt
observed bc04f974405991518be5c8874eebb1e7...
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.