OpenTechnical

OT-2026-000014695

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, three stage ejector, pulsed blow-off before 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-2026-000014695) never changes.

Identity and time

Publication numberOT-2026-000014695 · never reused
Internal UUID01a0ae6d-d093-7a24-aa2c-aedef7e088db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014695
StatusPUBLIC

Content hashes

Canonical textc137e93617824aab9b3d354be3efc541ec0f6ea7754202a38f41d057a158cf06
Markdown2ddbb1f6f7baf6a7b17a0ec32805cd8031bebd8c30b265a88e1d9c9b869bba85
PDF
Publication page6dd1ecca6ab0c444fc8385dcd102fc1ba1ec95d9029917fc59d4afc30e3ae871
Manifest629230e988db3b0d0a7d8c04661c1e80f818aac94c232ac9d7f56b4e2a2476e1

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
SignaturexGZ4mVwjgGt1VPgrjZtHZ/cbAr+Qfx56bIFdJJRKALNnRVaC5a2fdw+0jqRIvUZGqjwds1jwYUWs3NzGXVpQAw==
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

2026-09-17T12:06:33.213914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014695
observed 6dd1ecca6ab0c444fc8385dcd102fc1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:33.193828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014695/manifest.json
observed 629230e988db3b0d0a7d8c04661c1e80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:33.174031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014695/publication.md
observed 2ddbb1f6f7baf6a7b17a0ec32805cd80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:33.154690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014695/publication.txt
observed c137e93617824aab9b3d354be3efc541...
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.