OpenTechnical

OT-2026-000016345

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000016345) never changes.

Identity and time

Publication numberOT-2026-000016345 · never reused
Internal UUID01a0ae6e-2d12-7070-bebf-afe35342432b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016345
StatusPUBLIC

Content hashes

Canonical text5532f9dadc2bbaeead821b67d4f9c0edd0a56e83abd164ff50405ad8accf41e9
Markdownfed2ea127ed0c7a089ebc34b2f39d7925d789b411a61287e8c9ddf244d7e743e
PDF
Publication pagedfd7dac4b74f11b1a786faf9d9d907ccceec3c3f62ca12041ee76950e9d29b1b
Manifest2e7680ec7e3e1ee4ce495e6951387c4271b2f5043fd87dbdc67f3cb62fd8fc95

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
Signature8xsWOEm0bHP+ux8cTaDVhul8bG1uECiy0UZV13RO+O6z9ka0UiCaqXvd9YFVQU4ydlcAPyrYhXdeNK+gZUPaBg==
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

2026-09-17T12:04:24.705877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016345
observed dfd7dac4b74f11b1a786faf9d9d907cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:24.686704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016345/manifest.json
observed 2e7680ec7e3e1ee4ce495e6951387c42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:24.666446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016345/publication.md
observed fed2ea127ed0c7a089ebc34b2f39d792...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:24.645851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016345/publication.txt
observed 5532f9dadc2bbaeead821b67d4f9c0ed...
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.