OpenTechnical

OT-2026-000034670

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000034670) never changes.

Identity and time

Publication numberOT-2026-000034670 · never reused
Internal UUID01a0ae76-1ed1-7242-a98f-11fc00349673 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034670
StatusPUBLIC

Content hashes

Canonical text31ff875f1c9c18489d799ae70ca40003af1fa0258c39a3b4d34f15408a56ef9b
Markdownff40cc2cd0516e2ea62e71243a51f23d2a4d2bea838061954c56d7b9ab774c5f
PDF
Publication page6ace27744eae3d2d48234515ffb98e4caaa3c9810449e18c65c9c41b8d538446
Manifest904ac8f437399eb45c26bfdc4a346ca3a44289c91cb539ca35a4ce4def961762

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
SignatureK8PdaTzBQmwC9d6DgKn4aR/5FnUaypOAPKJRgKGCYw359auivJsNkNyCoqfHuN3iSfyRL6ry75Dg0BnS39XwDg==
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

2026-09-17T11:29:04.013294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034670
observed 6ace27744eae3d2d48234515ffb98e4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:03.995168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034670/manifest.json
observed 904ac8f437399eb45c26bfdc4a346ca3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:03.973341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034670/publication.md
observed ff40cc2cd0516e2ea62e71243a51f23d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:03.955215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034670/publication.txt
observed 31ff875f1c9c18489d799ae70ca40003...
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.