OpenTechnical

OT-2026-000038889

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000038889) never changes.

Identity and time

Publication numberOT-2026-000038889 · never reused
Internal UUID01a0ae78-769f-7a3a-9f89-53110d6ee42d · 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-2026-000038889
StatusPUBLIC

Content hashes

Canonical text7bd899d4da56f5506e46ad5b2292fc2586ec806e54c089ac39f4a6df654abf0c
Markdown028b4c9463d1ba1a8b748a45c258fad5f2241065aeedbdfbab7645c1a9fdbcef
PDF
Publication page48a49fd613afd7b3dcccdc632e2fe79ef5c225aebd21f857fce2698a04a90b8b
Manifest7d6a94e6f1977aff7d92420735c456386e4d7b354daaefd3f38414f0b137f3d3

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
SignatureBnnSe+LCwWnOaMzBvUhughzwdMUvcevBG1E0F7sDVXt2GwTfaKJq4dpAB3QKYqiDRgC2Vs5Ru7Vx4Lb/IxqCDQ==
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

2026-09-17T11:21:33.319714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038889
observed 48a49fd613afd7b3dcccdc632e2fe79e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:33.298064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038889/manifest.json
observed 7d6a94e6f1977aff7d92420735c45638...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:33.278602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038889/publication.md
observed 028b4c9463d1ba1a8b748a45c258fad5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:33.260510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038889/publication.txt
observed 7bd899d4da56f5506e46ad5b2292fc25...
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.