OpenTechnical

OT-2026-000031353

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000031353) never changes.

Identity and time

Publication numberOT-2026-000031353 · never reused
Internal UUID01a0ae74-87ac-72f3-a82f-e96daa9922bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:07.653052Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031353
StatusPUBLIC

Content hashes

Canonical textbc13661d4c1abf1ac5e1d700e694a509b70350a19bcef8e78bac8b0c210a141b
Markdownf2d5bb4cb53f1063b92c24449dd0269102708918bd11af10ee8f7dca7a4f0044
PDF
Publication page10b4406509e14faedb2b52dc591995198ffbf63dec0a9d036e748a3d4bf2dc29
Manifest0da980fa43a873ebb3a5dfea8317e7961abb5948eebcc8eae7a832924eb8e1a4

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
Signaturej8DoaH9qxyvvwAXeaXfkeXRkerapy8y7wPPr5iUc/GGwiFsM5ttz5JvhI6qp9VapTaaZL+hgqcE7Fn45PP0wCw==
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

2026-09-17T11:36:03.172932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031353
observed 10b4406509e14faedb2b52dc59199519...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:03.155294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031353/manifest.json
observed 0da980fa43a873ebb3a5dfea8317e796...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:03.136933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031353/publication.md
observed f2d5bb4cb53f1063b92c24449dd02691...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:03.118668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031353/publication.txt
observed bc13661d4c1abf1ac5e1d700e694a509...
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.