OpenTechnical

OT-2026-000012217

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, pulsed blow-off before set-down

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-2026-000012217) never changes.

Identity and time

Publication numberOT-2026-000012217 · never reused
Internal UUID01a0ae6d-39f5-7be0-8870-c1e485544b5b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012217
StatusPUBLIC

Content hashes

Canonical text43a810867cc3cf1879cd9ff1e5bd38e97dd740362b337fb84a9a6cf5d4169521
Markdowna960e2b2b1694c43f3b4d15e068e1281ccffdd56319cc1b6898b7bffc7aab661
PDF
Publication page70e70d6ec61e9b08f807d7d65f2011dad70629ef8cdfc7809cd3e94ba5feecd2
Manifestd0c7c4d91aea5510fb70de0ea1d615c3b383dc7e519d12c48d9441decc2d321f

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
SignatureYqUkTlvw4bKZiOyR4EcDc+/mxU1a/Mo40QbhXLXsSTxAhD8ItcK+jFZjb8dXD0re13DkAadmnMpgiTuLWXq6Aw==
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

2026-09-17T12:11:08.049641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012217
observed 70e70d6ec61e9b08f807d7d65f2011da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:08.029212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012217/manifest.json
observed d0c7c4d91aea5510fb70de0ea1d615c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:08.007063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012217/publication.md
observed a960e2b2b1694c43f3b4d15e068e1281...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:07.986345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012217/publication.txt
observed 43a810867cc3cf1879cd9ff1e5bd38e9...
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.