OpenTechnical

OT-2026-000017708

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three 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-2026-000017708) never changes.

Identity and time

Publication numberOT-2026-000017708 · never reused
Internal UUID01a0ae6e-96fa-7bb9-97c7-e8f5b8e4d6d9 · 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-2026-000017708
StatusPUBLIC

Content hashes

Canonical textc081c3956479ad05eb693bdc457d761adb27339d24f5ed0ebe5bd524a21a1f80
Markdown84735a18970cebca2fcc3ce02ebfcf85be6c3d3640643ae5c406f305ecce4a64
PDF
Publication page4cb99d47da87b05504990caa385f3c19220680c2938f632ed8bc8b86d8bb2a59
Manifestec29de0b7f5fb6a7e3eaf6802ac132287ceffa24b70625c883fff282f8de073b

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
Signature47P+isVjAOChOQeaS3wtD7dM3p4H3HpnALCfQ/Liorgt5i8alwp5iqLR4/QLuhWlqMXrgQYElyR+yqXXpsGGDQ==
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

2026-09-17T12:01:39.729311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017708
observed 4cb99d47da87b05504990caa385f3c19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:39.713150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017708/manifest.json
observed ec29de0b7f5fb6a7e3eaf6802ac13228...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:39.696486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017708/publication.md
observed 84735a18970cebca2fcc3ce02ebfcf85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:39.680576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017708/publication.txt
observed c081c3956479ad05eb693bdc457d761a...
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.