OpenTechnical

OT-2026-000014156

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000014156) never changes.

Identity and time

Publication numberOT-2026-000014156 · never reused
Internal UUID01a0ae6d-b278-786d-8f15-b0542792224a · 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-2026-000014156
StatusPUBLIC

Content hashes

Canonical textf40eab0727192f151fe7d742b135b02bc245a5d7e573a55e3571d872cf324d23
Markdowna81ad8f1f82be53b0329e9fa93ae5b7497515478a574a1a801a84730a7b0307a
PDF
Publication pagea6c899cd200c2691ed1bc2d473124ea21002485664a969fb082cbc27e2110ce8
Manifest123088756f46582739f87564215e5ce94657a95ca1c9cf50ed9ee86a9a3fe12b

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
SignatureGgJaDmIJGo/CyRMVYsS2XhZeAZkF1B2/Xgkp0iue2mABKLt2q9mYbC4oIOpdFfDBZSADowF5ke+i68IJ4pcwBQ==
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

2026-09-17T12:07:14.357962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014156
observed a6c899cd200c2691ed1bc2d473124ea2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:14.339857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014156/manifest.json
observed 123088756f46582739f87564215e5ce9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:14.319571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014156/publication.md
observed a81ad8f1f82be53b0329e9fa93ae5b74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:14.301141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014156/publication.txt
observed f40eab0727192f151fe7d742b135b02b...
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.