OpenTechnical

OT-2026-000046355

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three stage ejector, pressure sensor per zone, 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-2026-000046355) never changes.

Identity and time

Publication numberOT-2026-000046355 · never reused
Internal UUID01a0ae7e-57cb-7cf1-aff2-f4118ee2d2cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046355
StatusPUBLIC

Content hashes

Canonical text7afbdf4c0434b6dc974b325eff412a6730f5b64c883f095f6e34eed2e87aa413
Markdown5d3ab11b6e8396f406b5951a84aea6143224c27daff0aeb2109ad9dd4fb5b5e4
PDF
Publication pagef0b6490c7c7101ae8c5c57d33bd984cf0de597a730486d0e661084bc969ca5fb
Manifestc45bd5ffa94b8bebcdbe3c5fc654f8822327fa88896a91809d34964224fb836d

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
SignatureS0SjZCXUIq0VMm6F2b1uK5FKTzYCSBQfRFaeU2bav5l6Dy8eIAoLWY829E66wkmodvNSuqaNFlFg8u7ZpE9kCw==
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

2026-09-17T11:08:20.934250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046355
observed f0b6490c7c7101ae8c5c57d33bd984cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:20.913994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046355/manifest.json
observed c45bd5ffa94b8bebcdbe3c5fc654f882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:20.893703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046355/publication.md
observed 5d3ab11b6e8396f406b5951a84aea614...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:20.876073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046355/publication.txt
observed 7afbdf4c0434b6dc974b325eff412a67...
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.