OpenTechnical

OT-2026-000038246

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, 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-2026-000038246) never changes.

Identity and time

Publication numberOT-2026-000038246 · never reused
Internal UUID01a0ae78-2d51-77cb-b7e0-9002d44b7402 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038246
StatusPUBLIC

Content hashes

Canonical text3a6bc60b3a93964ccc1a545b7bf644e99d4cf5178905bee81365779b41928ab2
Markdown9a79b166f3c4483077176a51744d5e9faca0da4c90c61f15682fb7ead30eb756
PDF
Publication pageab9ffb87b073eac185a4f18b6015546a67c6929f17f5a045c31a201b55f2e561
Manifest06dfda97f94766662b1520bb8a3bb56d6518f4e99e15a6daa8ed80dab1fecb79

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
Signature9O2Cz5h7VtroKEJ/SumcexQJEB1WALXIJlvy0C5ZslCaeIq87J6/oNH3RPg/N+gmSbLJUvGlLcFoopEUti+5Bw==
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

2026-09-17T11:22:23.779693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038246
observed ab9ffb87b073eac185a4f18b6015546a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:23.759420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038246/manifest.json
observed 06dfda97f94766662b1520bb8a3bb56d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:23.740772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038246/publication.md
observed 9a79b166f3c4483077176a51744d5e9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:23.723419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038246/publication.txt
observed 3a6bc60b3a93964ccc1a545b7bf644e9...
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.