OpenTechnical

OT-2026-000037661

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000037661) never changes.

Identity and time

Publication numberOT-2026-000037661 · never reused
Internal UUID01a0ae77-b8cf-717f-ae0b-1bb89d4c5409 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037661
StatusPUBLIC

Content hashes

Canonical textb852dc42f2617ca553e1cbdfa097ea9f116babb84713f17413c5214f2c6c9fbc
Markdowndc22051f03c2c75dc49200aeb8cbc9690f764206f15b0c402afcd47e6301909d
PDF
Publication page04babafff6e37835ac87c82927aeb1fd3710a16683bf44ae8ec56a4e33757bc7
Manifestf1c186ee03ef78a87f574a24035d1e607310ded9568b29b9fea357bc14504969

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
Signature4QLond6n+H6VijxuDc8TRZlGo8P924XxubpQ9WIzjOeH3DBUwJyL1CO2Vn3ZuZqHAeYu7OETMaRwDEN5fRWdBA==
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

2026-09-17T11:24:12.132391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037661
observed 04babafff6e37835ac87c82927aeb1fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:12.114537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037661/manifest.json
observed f1c186ee03ef78a87f574a24035d1e60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:12.087190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037661/publication.md
observed dc22051f03c2c75dc49200aeb8cbc969...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:12.059327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037661/publication.txt
observed b852dc42f2617ca553e1cbdfa097ea9f...
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.