OpenTechnical

OT-2026-000040169

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000040169) never changes.

Identity and time

Publication numberOT-2026-000040169 · never reused
Internal UUID01a0ae79-26ff-7115-b0af-9527db9dbe41 · 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-2026-000040169
StatusPUBLIC

Content hashes

Canonical textf2ef0f38e6bd0a8981d99c01e6d71650406497e15ba80064eb1381c6bad3d308
Markdownff1f6306ae1da0b77b0c0a4a397ce75fe451ebbcca15709a3c3fd1e907910a48
PDF
Publication paged48f4bcf198240ae14484d931f373cf52bfed4e599a4ca35aec448cf7c54cc18
Manifestc5192a98340f1cb4fda06c4baed4351f1e1a1877767d730795c16ed0842b6285

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
SignaturevX830y+ksYQoyolwybv5Kxru7zJcGf7ykBt52w9MLHtSQnNMiqBBZWPbjel/tqbn9RN757039FbKf0wryfWHCQ==
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

2026-09-17T11:19:02.815478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040169
observed d48f4bcf198240ae14484d931f373cf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:02.798667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040169/manifest.json
observed c5192a98340f1cb4fda06c4baed4351f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:02.780022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040169/publication.md
observed ff1f6306ae1da0b77b0c0a4a397ce75f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:02.762638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040169/publication.txt
observed f2ef0f38e6bd0a8981d99c01e6d71650...
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.