OpenTechnical

OT-2026-000015870

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000015870) never changes.

Identity and time

Publication numberOT-2026-000015870 · never reused
Internal UUID01a0ae6e-0c4c-7f67-a45c-447e93e5b112 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015870
StatusPUBLIC

Content hashes

Canonical text382a8e07fb20b75b175fbddde3b4620c0519efdd7a37cb39a09c2b151bccc468
Markdown412990245a553b14d2cfe5514dd90e577442320b559bbe30d7b8f516a35a900c
PDF
Publication page1461956a80c0961c09622252825d8288891494f5c05065c50c925a1db2af9dfb
Manifestb8d36dcd9cb9b681ea37ab652449d7369f79eb13b1a8db342a5791200096a662

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
SignatureYrIJk1KdRjOeN/QDgJyddXKORZ6xBorREm/YDiiM0fiHzvkfQ1NrviqdPhNlMPyo5QhOTPLCMHaRADfmdSQ8Bw==
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

2026-09-17T12:05:19.006283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015870
observed 1461956a80c0961c09622252825d8288...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:18.987972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015870/manifest.json
observed b8d36dcd9cb9b681ea37ab652449d736...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:18.969101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015870/publication.md
observed 412990245a553b14d2cfe5514dd90e57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:18.947686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015870/publication.txt
observed 382a8e07fb20b75b175fbddde3b4620c...
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.