OpenTechnical

OT-2026-000035155

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three stage ejector, 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-2026-000035155) never changes.

Identity and time

Publication numberOT-2026-000035155 · never reused
Internal UUID01a0ae76-6a1d-7c41-9b46-5a2ffcee0bb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035155
StatusPUBLIC

Content hashes

Canonical text985ace82ed4e8dc66153678eb356b9e5084a16418325d755e08cec22f9984b5d
Markdown17a3fa7834fccb1d6b9d07fa811ef2870b377d4dc7d0cec2eefa357378dffc3a
PDF
Publication pagefee9634447e1892de0198bb713c17dffacd7e77e757d1844eedb09bfe90604df
Manifestb494464bf9b3210d3535efa13d1eeaf73eb1c6c087d87a13e92255c22ed327a8

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
SignaturemKyBtksnx5cQJ+QZuI2MDBplCcF7bsFZklhkyFm5SPSH92X3dY3fV/bnaHdpBZAbkZBcj5zuRSqEvgek93HMDA==
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

2026-09-17T11:28:14.867102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035155
observed fee9634447e1892de0198bb713c17dff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:14.849817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035155/manifest.json
observed b494464bf9b3210d3535efa13d1eeaf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:14.831246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035155/publication.md
observed 17a3fa7834fccb1d6b9d07fa811ef287...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:14.809330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035155/publication.txt
observed 985ace82ed4e8dc66153678eb356b9e5...
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.