OpenTechnical

OT-2026-000011025

Publication integrity record

Foam pad vacuum gripper, three zone face, plant vacuum fed, 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-2026-000011025) never changes.

Identity and time

Publication numberOT-2026-000011025 · never reused
Internal UUID01a0ae6c-540e-7677-a64a-b7897d29a3d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011025
StatusPUBLIC

Content hashes

Canonical text46680fa2c563e014da438a3bf28c20db8b73c6397a4bb3eea2675dd546e9f183
Markdown5a7a030936b1d1ab58d5af2523fa8a6b46d49ed337159785bb7bc0b6b51f83db
PDF
Publication pagee244885f1a4895f101bff3554133ef7c6b6d6c51437600f8fbc6832459d3936e
Manifesta0fdfdf5fab90defc44e8dc4aab376374ecf8918d8ec3d8bbf4438a69e6778b9

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
Signature7Jh2JkhS5TMPHWe2HDWyku1y0OsH3qjPapgUTVSuF2EXjYA7QKq/kC+lBycVZ4KT7tAokcbwqt/JaQAbN3wLAw==
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

2026-09-17T12:13:50.940689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011025
observed e244885f1a4895f101bff3554133ef7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:50.921561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011025/manifest.json
observed a0fdfdf5fab90defc44e8dc4aab37637...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:50.901320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011025/publication.md
observed 5a7a030936b1d1ab58d5af2523fa8a6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:50.862418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011025/publication.txt
observed 46680fa2c563e014da438a3bf28c20db...
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.