OpenTechnical

OT-2026-000097261

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, 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-2026-000097261) never changes.

Identity and time

Publication numberOT-2026-000097261 · never reused
Internal UUID01a0aea1-01ca-7f77-a8b9-26da1e832d71 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097261
StatusPUBLIC

Content hashes

Canonical textbddfe0d9324312251f0cb8115702cbbdc14512ed0b4c1ef226ff2cd48f767076
Markdown084a3eb25d16f0311a59a0f3586a4a2141a097f30ed6111e3d0593430a6de6ee
PDF
Publication page7b26199a4739414d1ccb9c09c02401be04b02259c04cd5ed0a52dc74794ca081
Manifestdc17d162436210dc1a34ca9c77538895a299fc1ea0507d8908a9b5cd60ca1a79

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
SignaturepbMeOs8+122M/vfQ2giEKmO9AeBOOo0E5RofzVxm+H9T4HCVCxxJuTrZmvYieYYCU0zmEGPR66FRIRUBGHfNAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:31.047041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097261
observed 7b26199a4739414d1ccb9c09c02401be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.028692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097261/manifest.json
observed dc17d162436210dc1a34ca9c77538895...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.009396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097261/publication.md
observed 084a3eb25d16f0311a59a0f3586a4a21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:30.991258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097261/publication.txt
observed bddfe0d9324312251f0cb8115702cbbd...
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.