OpenTechnical

OT-2026-000084147

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, two stage ejector, sustained blow-off before 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-2026-000084147) never changes.

Identity and time

Publication numberOT-2026-000084147 · never reused
Internal UUID01a0ae98-5b5f-71b7-9069-63ce95f852a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084147
StatusPUBLIC

Content hashes

Canonical text9857efa7c5328e4822bad221f761894537cb04b29ccf1f4a4738386c9e55acf4
Markdownb7de24ee18e8d0de7c3e2f3a37aa19662f4c733b6f1c103d3aa296c93a50d564
PDF
Publication page875e16226dabdd6f03076e8cb1e251d65684f8dc758a66b3117c6d1c9d212d94
Manifest8852b71611d6102a8c419393381c95dec832949fec8609748029cf71c029505f

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
SignatureMlboFElUe4JT+QzSEOLTy+TUbSPlYo5aHmgr2rwsk/7I1iaG5jJxPeWKEg0qG0F4Y+k9olX6tmsuYTNS3zddAg==
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

2026-09-17T09:55:54.870338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084147
observed 875e16226dabdd6f03076e8cb1e251d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:54.854363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084147/manifest.json
observed 8852b71611d6102a8c419393381c95de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:54.837314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084147/publication.md
observed b7de24ee18e8d0de7c3e2f3a37aa1966...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:54.820974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084147/publication.txt
observed 9857efa7c5328e4822bad221f7618945...
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.