OpenTechnical

OT-2026-000032725

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000032725) never changes.

Identity and time

Publication numberOT-2026-000032725 · never reused
Internal UUID01a0ae75-1071-7739-a1eb-0f653873b305 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032725
StatusPUBLIC

Content hashes

Canonical texted56a8b7781b01cdd5ddd8e119dff8084306d4809b2d8259d5dc829ad1706d70
Markdown27d879d64d963c3d278ff66a73fe082f7ec5e065dc63a60bec8d2894b81039e9
PDF
Publication page8756e929e1747957d7a28a7958f0fcd355d1f00e9b95b4e1fe9fcd40054799f3
Manifest2290e30cf099e1f841d527fb7cc11c500d1e672b5a6d952f4527e44fa2ff65cf

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
SignatureuKIXNcJfS68DceAkFmGb6PSxBU0nuiQnD2Qzs5mhJCVkzX8NmoQxAVSKAhf7WMLZr2iG3mIeiIoEP2XtGDBTBQ==
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

2026-09-17T11:34:20.640241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032725
observed 8756e929e1747957d7a28a7958f0fcd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:20.622340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032725/manifest.json
observed 2290e30cf099e1f841d527fb7cc11c50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:20.603377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032725/publication.md
observed 27d879d64d963c3d278ff66a73fe082f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:20.583591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032725/publication.txt
observed ed56a8b7781b01cdd5ddd8e119dff808...
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.