OpenTechnical

OT-2026-000038891

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000038891) never changes.

Identity and time

Publication numberOT-2026-000038891 · never reused
Internal UUID01a0ae78-769f-7a42-82b9-996d52bd0ad8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038891
StatusPUBLIC

Content hashes

Canonical text6c870243e588c1b90dde26a556275ae4ffbb072732e4f6022e4f9cb6abe39a16
Markdown4386f916793b0ea9423c1ba07d3af5ad32122bf82ca4164f03639bee69926932
PDF
Publication page3ec57e747d953f19503e99ab812df22abb4ee4a358b4a2c2952060973ba21f60
Manifest03ed5a3c7538be03d75990f988036644d3e3f5637b7cac0d689d31f88608f401

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
Signature5k4M5etE5R3xu13TvoEdJR6bQtZCQO+ARGad/aKjm6FksVkMMGLrkR89LezYdYUgNK+Ha9OMnvJJGon3Ja10Bg==
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

2026-09-17T11:21:33.482475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038891
observed 3ec57e747d953f19503e99ab812df22a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:33.463531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038891/manifest.json
observed 03ed5a3c7538be03d75990f988036644...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:33.444470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038891/publication.md
observed 4386f916793b0ea9423c1ba07d3af5ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:33.422718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038891/publication.txt
observed 6c870243e588c1b90dde26a556275ae4...
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.