OpenTechnical

OT-2026-000092255

Publication integrity record

Foam pad vacuum gripper, three zone face, two stage ejector, supply line pressure sensor, 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-2026-000092255) never changes.

Identity and time

Publication numberOT-2026-000092255 · never reused
Internal UUID01a0ae9d-875b-71a3-a48e-09174c3fa167 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092255
StatusPUBLIC

Content hashes

Canonical textda564801c1a67de8087b02fca49d2e4a2e617762ef5dd1ff6587cd7b8c4273ec
Markdown8410dcd6a44b3174b499c66818eb7705433d5ee380d6e6a43d2fbb0cb4c9fe60
PDF
Publication page97cb7f4ba44650bbc98fb4c29551185eb8f093023cbd939a65a2cca113cf41a9
Manifest6de38b047bad98799808f4b9f7cd8a28035525bece363d5c2b95ba74c24ec1b6

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
SignatureZ8wOETuM0uPcgXjjXT65rxUQ3yjLbfXNqS2pU0kVxgiXNrZX627iHS07hVqBxTrr9KAMv1sotrMpZG7mMTrICQ==
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

2026-09-17T09:41:46.896752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092255
observed 97cb7f4ba44650bbc98fb4c29551185e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:46.879513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092255/manifest.json
observed 6de38b047bad98799808f4b9f7cd8a28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:46.861502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092255/publication.md
observed 8410dcd6a44b3174b499c66818eb7705...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:46.839874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092255/publication.txt
observed da564801c1a67de8087b02fca49d2e4a...
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.