OpenTechnical

OT-2026-000099423

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold 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-2026-000099423) never changes.

Identity and time

Publication numberOT-2026-000099423 · never reused
Internal UUID01a0aea2-c973-7e35-851c-7168e821313f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099423
StatusPUBLIC

Content hashes

Canonical textc37a1498d3c235674b85edc710578fa42913fc677d6d09b5b4128c09e3fb125f
Markdown61b9cd01dadea35d17c72b8475608b0557309e7577d7e47fc6add3de51e3c353
PDF
Publication pagee8b4890a03e6d46dd1f1e5b4014706ea989e94ac4bd9d9c87de389d462d0c168
Manifest5d7cf1549f723bed27fddd19f3fd65b0fd62fe42686ea6dead4e0e0dc9bb41e2

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
Signature5aDDh4SJmjI12VBYYbbFQhjGLpQ3NUE8sCwhGSckIjuLtPjHPMs1RsBm+U6QrX7gLKmtY9o4ln4u38K8iIYYBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:11.716336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099423
observed e8b4890a03e6d46dd1f1e5b4014706ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:11.699437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099423/manifest.json
observed 5d7cf1549f723bed27fddd19f3fd65b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:11.682775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099423/publication.md
observed 61b9cd01dadea35d17c72b8475608b05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:11.666150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099423/publication.txt
observed c37a1498d3c235674b85edc710578fa4...
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.