OpenTechnical

OT-2026-000071080

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, vented 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-2026-000071080) never changes.

Identity and time

Publication numberOT-2026-000071080 · never reused
Internal UUID01a0ae91-8c2f-7676-bb0d-ed490699c557 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071080
StatusPUBLIC

Content hashes

Canonical text24c65393d7684f11e51e06e568b4c85859e8a3897d4e7e7f6940052142034827
Markdown7180d9d45625e97d759aa8187951aa73033492b60e6a22750deeae392ea0eb6d
PDF
Publication page2a9c93b05671e63a892ce6f551ec6f8829aab49e4080e0f2d4523ac9c004f356
Manifest9232c8be7a6a36c5e30ac3cb48ed17ce9ad3768d6e621cd378720baeedf4d305

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
SignatureLiDJ2g+C4tkyoMXp335+xuORZvR/FXwkX6hGw5fbyG57g76TP6+1V07JED8FuCViJQELQWh+Zb7G8Jn/x5hCBg==
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

2026-09-17T10:25:56.513119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071080
observed 2a9c93b05671e63a892ce6f551ec6f88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:56.498543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071080/manifest.json
observed 9232c8be7a6a36c5e30ac3cb48ed17ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:56.483183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071080/publication.md
observed 7180d9d45625e97d759aa8187951aa73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:56.466056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071080/publication.txt
observed 24c65393d7684f11e51e06e568b4c858...
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.