OpenTechnical

OT-2026-000013601

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000013601) never changes.

Identity and time

Publication numberOT-2026-000013601 · never reused
Internal UUID01a0ae6d-6fcb-7924-a9b1-d91403b53a75 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013601
StatusPUBLIC

Content hashes

Canonical text4cccd2e3f111c4c63cc0de769010108c67b2112a56bf661651687331120ea756
Markdownf501c8d9dc41a7fa38f377f331f7b8d9bfbb193246345b08e6f471c0b15c7927
PDF
Publication pageecda19d8e76ce51c466fcdce29b198c4204d8b2850cac481d341e126eed44f2b
Manifest441b4197ad2df2e2eaac91a2f29e13b63e811c9e3e16bca6e87ea93b8527ebd3

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
SignatureXqODT9AIXO0/medMY74qg2RDz0GMTftGFZSztpT8N1Min2DOe+Ai/XTG+r5GmjyW5EErWnjNo4hXdJZvdUbzBw==
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

2026-09-17T12:10:09.418785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013601
observed ecda19d8e76ce51c466fcdce29b198c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:09.401912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013601/manifest.json
observed 441b4197ad2df2e2eaac91a2f29e13b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:09.383111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013601/publication.md
observed f501c8d9dc41a7fa38f377f331f7b8d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:09.366274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013601/publication.txt
observed 4cccd2e3f111c4c63cc0de769010108c...
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.