OpenTechnical

OT-2026-000036115

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, supply line pressure sensor, 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-2026-000036115) never changes.

Identity and time

Publication numberOT-2026-000036115 · never reused
Internal UUID01a0ae77-01ce-7a91-8657-d12bc412ebf1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036115
StatusPUBLIC

Content hashes

Canonical text9d2b20c34908a659df3168c00d0b64ff49e2878f010bf1b89e77597194e24cb1
Markdown620c98e6ef9e9f38a3dbab22a65f603d32d25f0a4b31a34907d503b35f63f567
PDF
Publication pagec8777be48246a250cf96803e3d288ef96e05c5793d0d770e47d87b84503e41dd
Manifesta3c190262deba9c2d6def3fa011954ad2020ab0c27aa7b08e2d56c02be35f6cb

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
Signature52P7uMuf9CqjOWS38r3cxr+oDStY9OJljngi4Fc1F2ugktPsW0mJAXG/O32arC0qP3EKIU0WNL9qOtnMtFpzAQ==
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

2026-09-17T11:26:18.587095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036115
observed c8777be48246a250cf96803e3d288ef9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:18.569579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036115/manifest.json
observed a3c190262deba9c2d6def3fa011954ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:18.552910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036115/publication.md
observed 620c98e6ef9e9f38a3dbab22a65f603d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:18.535268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036115/publication.txt
observed 9d2b20c34908a659df3168c00d0b64ff...
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.