OpenTechnical

OT-2026-000046611

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, pump fed, 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-2026-000046611) never changes.

Identity and time

Publication numberOT-2026-000046611 · never reused
Internal UUID01a0ae7e-57de-7e1d-aee2-9e4b12deb97e · 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-2026-000046611
StatusPUBLIC

Content hashes

Canonical text56e83b0992184070a9d61815bc7081d975d6a84383706f1dd92b923b7f4cd6ad
Markdownf90cf41426b1be67c6e1367c6c086ddfd443461eb3a23aca36dc8462b5d9b3cb
PDF
Publication pagee28574a71656507681a8fa5dee8ff02dd9c283065a3cb4aad31cec14478c625a
Manifest3f1e695f5166c7cc9d71d631411848a8196ee5e861749476218dbb57d705bf73

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
Signature0wcSDfGTeMu7Muv5IIw3fypQPgRnBeIJoKBnyOWR+03GEyzajqB7eMXrHYR14DixyqWKuSV1KsQYYZvLw5zDDw==
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

2026-09-17T11:08:41.442072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046611
observed e28574a71656507681a8fa5dee8ff02d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:41.425082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046611/manifest.json
observed 3f1e695f5166c7cc9d71d631411848a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:41.407908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046611/publication.md
observed f90cf41426b1be67c6e1367c6c086ddf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:41.388987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046611/publication.txt
observed 56e83b0992184070a9d61815bc7081d9...
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.