OpenTechnical

OT-2026-000065306

Publication integrity record

Foam pad vacuum gripper, single stage ejector, supply line pressure sensor, vented after set-down

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-2026-000065306) never changes.

Identity and time

Publication numberOT-2026-000065306 · never reused
Internal UUID01a0ae8e-1dfa-7aa6-ad50-ea4b47e0074e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065306
StatusPUBLIC

Content hashes

Canonical textd4d7e0137c88f0f338916e256d5d0ce1fc8f0a87a82324b4a5428773d9c061e1
Markdown8e3c9c5d0184e763519cd6423c6ecda562c1f919c4add57bd68f520860754186
PDF
Publication page66e8c307e927256db16ca5f2acbd414f57e434e8197c983366e0fafa86b90368
Manifest6ca2a01563a25017ebd9c1b6cff9b22e040079e3d4d45eef1911cea82bc215ff

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
SignaturePXzs+WciKUllMFUawAJUYSiQG8irnkgi3Rl+863pRF9hBmm1seAsz4C3o3hD2wLAVgwajOqP9I+VIMvNnxUxAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:16.859992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065306
observed 66e8c307e927256db16ca5f2acbd414f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:16.842206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065306/manifest.json
observed 6ca2a01563a25017ebd9c1b6cff9b22e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:16.824951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065306/publication.md
observed 8e3c9c5d0184e763519cd6423c6ecda5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:16.806505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065306/publication.txt
observed d4d7e0137c88f0f338916e256d5d0ce1...
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.