OpenTechnical

OT-2026-000092416

Publication integrity record

Foam pad vacuum gripper, four zone face, pump fed, 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-2026-000092416) never changes.

Identity and time

Publication numberOT-2026-000092416 · never reused
Internal UUID01a0ae9d-b5fc-7188-9118-39702efe88fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092416
StatusPUBLIC

Content hashes

Canonical text3c248df9fa6ff6ac6ee2a829842faf52d2c16890144f34cd104082a7a80d61d3
Markdown1faaf9729208229103f6096358d71a529c7666225c3d5c4aed53cb7fdbf8479c
PDF
Publication paged93826eea29304ed2b00e41bb6e05a59cc999e41720f4a7c55e9853d36bad21d
Manifestf25f624677191566bfe584c4ba071f3ebb811e598807d7ff8ec1633f857d9da8

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
SignatureiQxC5yThUcINlsnLJX7Ic5Nj/VvvQpMXfhY6hyvixeD0YuBE8eZnK2+4L0GC1KotRfv/5rDfPCPblfO9RG4sBg==
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

2026-09-17T09:40:58.144376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092416
observed d93826eea29304ed2b00e41bb6e05a59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:58.127460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092416/manifest.json
observed f25f624677191566bfe584c4ba071f3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:58.109849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092416/publication.md
observed 1faaf9729208229103f6096358d71a52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:58.091841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092416/publication.txt
observed 3c248df9fa6ff6ac6ee2a829842faf52...
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.