OpenTechnical

OT-2026-000091795

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure sensor per zone, sustained 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-2026-000091795) never changes.

Identity and time

Publication numberOT-2026-000091795 · never reused
Internal UUID01a0ae9d-43ba-7355-9063-cb9be08f3790 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091795
StatusPUBLIC

Content hashes

Canonical texte0ea6a19b57df984ec452aa876723c42df27076020a72cb9c777528a2e83ec86
Markdown3db7d26d4c27b9740104d5e34720120c5cdc4e3b16a0ff0e25cb948e6cb98fd9
PDF
Publication pagedbbae90328bc2d1466868b9145d5a2e5e8cab19b1acc9a51a1a9a95983f11f34
Manifestb519007a70421b776a7742eacc7db01a3ae8fd726465d936b33c7964c8b1560e

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
SignaturezFWkiiK/jnyQS0LF+s2ONUYsuuX8X1EhEmy+40UNK7HUQnV1keXlBdRn7KhiW/XseABfgz8fNLyYVPr/pMl4BQ==
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

2026-09-17T09:42:41.704637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091795
observed dbbae90328bc2d1466868b9145d5a2e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:41.687627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091795/manifest.json
observed b519007a70421b776a7742eacc7db01a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:41.668473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091795/publication.md
observed 3db7d26d4c27b9740104d5e34720120c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:41.650504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091795/publication.txt
observed e0ea6a19b57df984ec452aa876723c42...
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.