OpenTechnical

OT-2026-000034559

Publication integrity record

Foam pad vacuum gripper, four zone face, single 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-2026-000034559) never changes.

Identity and time

Publication numberOT-2026-000034559 · never reused
Internal UUID01a0ae76-1ed0-75cf-8876-e98f07cceb5c · 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-2026-000034559
StatusPUBLIC

Content hashes

Canonical text5e40ec7d81dc56f39a628d6f73eeac095ae29823154494d8642c10165257df8d
Markdown324014775430f3279485fa0e21dfbd58d810545239962a4336c22d5ee922c507
PDF
Publication pagee526342ec7c65f253b7a4167b2d232b0f86b70ccad2e9230381e194bd1c3ad2f
Manifestb64208b92d037940a6d43a4f676ed445ce8a01fba33cf54b8367a00debc68250

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
SignatureCPSV/q9dROgR8nGxdP0lFqewmCGRkcn9c8XECVB8Fd5V8jVEWkwiXRTzbHc52/OY+l9ejy1Nbz7H53Sq5OBwBg==
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

2026-09-17T11:28:55.426322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034559
observed e526342ec7c65f253b7a4167b2d232b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:55.408624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034559/manifest.json
observed b64208b92d037940a6d43a4f676ed445...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:55.391874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034559/publication.md
observed 324014775430f3279485fa0e21dfbd58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:55.373486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034559/publication.txt
observed 5e40ec7d81dc56f39a628d6f73eeac09...
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.