OpenTechnical

OT-2026-000076191

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, 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-2026-000076191) never changes.

Identity and time

Publication numberOT-2026-000076191 · never reused
Internal UUID01a0ae94-6a6f-7ea6-83a5-c1e63a9f5d3a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076191
StatusPUBLIC

Content hashes

Canonical texte235d3d2e2b9d73e433b4b4834256c666c002f1389b2f42c06e06a1eb069e892
Markdown5ffef886c124099b9e8806b0b63a34c180c5afb98330fbed76c6bf4adca0957a
PDF
Publication page20ae8d7a07284aa9e4e7f7d562713d0ef46ab9307f4391a11db2e363d03d89fa
Manifestbf2dad4f36785b55737a5789ced21036b8af3c2da7e9b82ab9328b7d9e89b5b1

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
SignatureloXxRd8NYE/Qyf70xWlbxYG7VRo2sXd4o5Y40L0tQgmH3Xr+dlNDDJYjkxCNV8OiCppTq/yhmNFbdN7nRwpfCQ==
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

2026-09-17T10:11:30.761623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076191
observed 20ae8d7a07284aa9e4e7f7d562713d0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:30.744826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076191/manifest.json
observed bf2dad4f36785b55737a5789ced21036...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:30.727825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076191/publication.md
observed 5ffef886c124099b9e8806b0b63a34c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:30.710397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076191/publication.txt
observed e235d3d2e2b9d73e433b4b4834256c66...
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.