OpenTechnical

OT-2026-000034489

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line 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-2026-000034489) never changes.

Identity and time

Publication numberOT-2026-000034489 · never reused
Internal UUID01a0ae76-1ed0-71b2-8705-721f3d410d95 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034489
StatusPUBLIC

Content hashes

Canonical text45ee5e318022894fa66264a6e649428263e84215b7652d99ac680c9aa3e3d21a
Markdowndd59893f1b5f7f4daa626d45cd8fcdf73d7e6559e5c2d479bcbf8f9d4f6ad231
PDF
Publication pagec7a9a1dfc1610cf4732b273b160b2ba50c7e96bf9d29a4541e7c341e2cea0aab
Manifestc7bcbde29737c9807db747bd11319a9d93c1f373e532ac04b5b46159a610427e

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
Signature64BTYmSUc+dtD0inlvEQqvJp2KlODJzjqhOesnk5saWguiPD/6bqQqycVGPmrWEOYugZZsauulcmfYpxhHfqCg==
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

2026-09-17T11:28:49.300664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034489
observed c7a9a1dfc1610cf4732b273b160b2ba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:49.285219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034489/manifest.json
observed c7bcbde29737c9807db747bd11319a9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:49.269002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034489/publication.md
observed dd59893f1b5f7f4daa626d45cd8fcdf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:49.251202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034489/publication.txt
observed 45ee5e318022894fa66264a6e6494282...
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.