OpenTechnical

OT-2026-000039643

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, 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-2026-000039643) never changes.

Identity and time

Publication numberOT-2026-000039643 · never reused
Internal UUID01a0ae78-d8d4-7327-9aa4-8ff159474bfc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039643
StatusPUBLIC

Content hashes

Canonical text1c036ffcc19e586b987f47f7a9490093277afc673a5d89da43dfbb098bfcf860
Markdown127dffd6de688b55cc79de04701919faada9c271878db8d07596da5162ea91d5
PDF
Publication page67da04444df5b2408c7dca39b5890f78928a281dc751199f5140b21ba764e2dd
Manifesta47cb2336e6798d5e4125544aa14380be3ca7e57a7ebef460a47166ff2da5a59

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
Signatureljp8rtV79TaAbpdFpDcE+DDYtJIcz7npJUVDB4A+jzOcoYMLnWDKhkxgb3s7xfVNxkgt0+9ZZNXY/3CPHk78Ag==
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

2026-09-17T11:19:49.048101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039643
observed 67da04444df5b2408c7dca39b5890f78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:49.030821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039643/manifest.json
observed a47cb2336e6798d5e4125544aa14380b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:49.013670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039643/publication.md
observed 127dffd6de688b55cc79de04701919fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:48.996525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039643/publication.txt
observed 1c036ffcc19e586b987f47f7a9490093...
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.