OpenTechnical

OT-2026-000017878

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000017878) never changes.

Identity and time

Publication numberOT-2026-000017878 · never reused
Internal UUID01a0ae6e-96fb-731b-b239-fd80ce490f14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017878
StatusPUBLIC

Content hashes

Canonical text3256c519d36c4237150fd5c2ba762a29a6ec2fa37d8a86d1cb0cec7a774b5fb0
Markdown95596acf311b462908061bbe8fed9f065ee3570b46f95d02417d2b34937ab93e
PDF
Publication paged0c47abeb42dfa67d85eda768fe5b967c1a102b17d56137ec797d46502015201
Manifest5c935bbf73ef0a3bbab37b1d86d4672ff0ef8060c23ef58a0b21017fd048186c

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
SignatureuLsZjjh5QeFMI947RxMp968RsYj101knLZJBUy/1eBKpdpB0ssIrRiHx5BzraTor98a4xAvzW/M4709UQFaBCg==
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

2026-09-17T12:01:51.919777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017878
observed d0c47abeb42dfa67d85eda768fe5b967...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:51.904272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017878/manifest.json
observed 5c935bbf73ef0a3bbab37b1d86d4672f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:51.890019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017878/publication.md
observed 95596acf311b462908061bbe8fed9f06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:51.874437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017878/publication.txt
observed 3256c519d36c4237150fd5c2ba762a29...
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.