OpenTechnical

OT-2026-000040142

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000040142) never changes.

Identity and time

Publication numberOT-2026-000040142 · never reused
Internal UUID01a0ae79-26fe-7196-b6e5-37173f91d37a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040142
StatusPUBLIC

Content hashes

Canonical text758006ef0e108dc93156cc58912821fbacaae83fd11e4060f26f168b801970cb
Markdown26fd1b1c74a64b87b6be7291b833e617dd48cf441ffa30e924c12bea2ba81125
PDF
Publication pagebed5cfbcd65d4a1d433019628719a06cb321f4f1871aad44d20badfa4d46022d
Manifest3d3c26b6568d7b328379adf11fae6f4e979e6c5a77baceee4d1730a64e27fb76

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
Signature+NnpxOmUJz3AtsKPrvFtHaiHQQu7uHYkB73xscuokHHXoM8jN1Mtj0vcCUsb+YEeVBfxy25tpYFpKnthmSOiDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:00.849782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040142
observed bed5cfbcd65d4a1d433019628719a06c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:00.836116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040142/manifest.json
observed 3d3c26b6568d7b328379adf11fae6f4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:00.818666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040142/publication.md
observed 26fd1b1c74a64b87b6be7291b833e617...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:00.802898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040142/publication.txt
observed 758006ef0e108dc93156cc58912821fb...
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.