OpenTechnical

OT-2026-000102388

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000102388) never changes.

Identity and time

Publication numberOT-2026-000102388 · never reused
Internal UUID01a0aea4-8589-7df5-ac8b-efe9ab81fc41 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102388
StatusPUBLIC

Content hashes

Canonical textf2df042a4ba7d3ebad713f7f7b7a26bf613ac080591626a7175978f04ceaabd6
Markdown3de233f21beecfbbf00b9040f3db4db1b1800c844b16e3128dcc9fdbcfb6e510
PDF
Publication pageda17c2a3b23d21c5bf2943e1404a78b1455ddc9ffeb2b970aa7f01efc7c3bad5
Manifest47098f0f1da0f9f1dde6a5382c9ce1c3edae4c30ffd9bf5a317ed4aefdf9c13b

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
Signature2arTiCIp74gtznUmm0TyK+loHu1DKwz75VO6VswJKfpUtRAGvKYi0FaqcUozO3OsMF2hXRZOxKul7L+W//glCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:36.654995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102388
observed da17c2a3b23d21c5bf2943e1404a78b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:36.636882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102388/manifest.json
observed 47098f0f1da0f9f1dde6a5382c9ce1c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:36.618520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102388/publication.md
observed 3de233f21beecfbbf00b9040f3db4db1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:36.602280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102388/publication.txt
observed f2df042a4ba7d3ebad713f7f7b7a26bf...
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.