OpenTechnical

OT-2026-000024165

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, sustained 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-2026-000024165) never changes.

Identity and time

Publication numberOT-2026-000024165 · never reused
Internal UUID01a0ae70-e8c7-74f8-9fd4-e487fa166c96 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024165
StatusPUBLIC

Content hashes

Canonical text881f58d137ff919a912b7c1b8487f4ff280df419f67a54c860956514b43e5137
Markdown38532e3432d6167734f33c114175bfb2fb0e92243f6d89be890b011be129f27c
PDF
Publication page087b474c86479df4c65c103dd0ef21a0cf0c5bb7aecf2d2d6e20e4d8465c6bd4
Manifestcdaf52235aa9112c828cefeafce999787890b9c0413a5210df5d1c969805a9ba

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
Signature8cAJBuCuIsu10hnaYAAlXZUShvsQTi45vtYdILP6i1bR3Vvkyn8HhvXMHx2EhliJnrS5PgnmjgzcMtcgzOPiDQ==
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

2026-09-17T11:48:36.968769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024165
observed 087b474c86479df4c65c103dd0ef21a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:36.951190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024165/manifest.json
observed cdaf52235aa9112c828cefeafce99978...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:36.932217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024165/publication.md
observed 38532e3432d6167734f33c114175bfb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:36.912265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024165/publication.txt
observed 881f58d137ff919a912b7c1b8487f4ff...
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.