OpenTechnical

OT-2026-000039686

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000039686) never changes.

Identity and time

Publication numberOT-2026-000039686 · never reused
Internal UUID01a0ae78-d8d4-7475-87fd-5b6f0bf1caaf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039686
StatusPUBLIC

Content hashes

Canonical textd6380856a5a67d7e077a06bf340081994252bdf469abd9d1d15b292df48f2c93
Markdowne29e74b05966579dbc660c721ba6f218cacd4a8b99b23ee71eeb826f280be1a6
PDF
Publication paged0297eaf36be57eedbc79102ea0dc5be8f9af433f8b3798788042a68cd5cc6cb
Manifest6f29ac83cddaa4cf65fadd8acba1071435cbcfde264b1f2a484128bb2b62c42f

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
Signature9/g5+nNl/MkzUEVxAV3U91ruS/YMEU7xIy7gJCsdOZEqPVAzMFME4WdEb4MNZFcRf1jCSMv7k5TgAk0YLSmYBQ==
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

2026-09-17T11:19:52.663109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039686
observed d0297eaf36be57eedbc79102ea0dc5be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:52.644071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039686/manifest.json
observed 6f29ac83cddaa4cf65fadd8acba10714...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:52.627216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039686/publication.md
observed e29e74b05966579dbc660c721ba6f218...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:52.609953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039686/publication.txt
observed d6380856a5a67d7e077a06bf34008199...
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.