OpenTechnical

OT-2026-000012868

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000012868) never changes.

Identity and time

Publication numberOT-2026-000012868 · never reused
Internal UUID01a0ae6d-5563-718a-980b-44f99772002b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012868
StatusPUBLIC

Content hashes

Canonical text466f0f38fdbc24eed1c8dfd7149ca17029db3316b4791e49de416d520fb9aeb6
Markdown84f805a077d5c6e8f8a1f26b5f6a9ac3f396b69a128fcd8fb7fdefecb0f46adc
PDF
Publication pageba008e1172c460c0e69a630a788fea540a7e08ad7c51185f5f1997f0a97c0374
Manifestcb22a95e2ab00f5fa66836d90f3138e843dfc8f91ae86458494b22b1079ac287

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
SignatureL+AKaCwwLTMVRqDOrni8V+F/KIX4XPu2f2rS69q1FoVkRFRNI4+JUIrtj7yRosRpAlcNG3mHOnNIPWIF79NMDg==
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

2026-09-17T12:10:39.087177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012868
observed ba008e1172c460c0e69a630a788fea54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:39.069014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012868/manifest.json
observed cb22a95e2ab00f5fa66836d90f3138e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:39.050911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012868/publication.md
observed 84f805a077d5c6e8f8a1f26b5f6a9ac3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:39.031724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012868/publication.txt
observed 466f0f38fdbc24eed1c8dfd7149ca170...
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.