OpenTechnical

OT-2026-000011367

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, supply line pressure sensor, vented 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-2026-000011367) never changes.

Identity and time

Publication numberOT-2026-000011367 · never reused
Internal UUID01a0ae6c-88fe-7297-81ad-d69ead34a4a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011367
StatusPUBLIC

Content hashes

Canonical textb7cda739b4e67055c81f00cf6d234161ddf21fc8aefa71cde159aa91da54773a
Markdown52fc078d5a8f6a68e511de852e1965032bedfba03fcfd4e6f69c8cb9a5846835
PDF
Publication page41b351d0be66c0db5a8208d8de586fbe2d1775a937455c4fd0a4a78edec38748
Manifest453a225ff3587333deed55bb08dcba21e9e639e594e74f0e479d8b2ee95d3556

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
SignaturepT3xXwR9r9QqEIkxGjS/aJjJNg+wctIejgZXt3ZJH0dT6zzxwhd4XiHFSizNcbz/BifzaWcJjAxrACzV+ajgCA==
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

2026-09-17T12:13:06.126997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011367
observed 41b351d0be66c0db5a8208d8de586fbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:06.108999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011367/manifest.json
observed 453a225ff3587333deed55bb08dcba21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:06.088764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011367/publication.md
observed 52fc078d5a8f6a68e511de852e196503...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:06.068535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011367/publication.txt
observed b7cda739b4e67055c81f00cf6d234161...
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.