OpenTechnical

OT-2026-000071374

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000071374) never changes.

Identity and time

Publication numberOT-2026-000071374 · never reused
Internal UUID01a0ae91-e0ed-7567-9139-fca55b9b569b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071374
StatusPUBLIC

Content hashes

Canonical text9e9a92205bb1092aede3d6c177122748674709cec17ca8fef222e4a0e6a89baf
Markdown98d79bbd6a02e27f411776d99d8c029141d80268ebdba851d7184e554fb716a6
PDF
Publication page9c2db73a79833bf2f8d824721455500c759a9449698a490308fb39c8a31fb9ad
Manifest1a71ed39d42fedc0ce66216e099e956eb3136a7372c7a1fa69a32342f3026e35

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
SignatureeK1v33ZEib6DoesWqk2sY/djTPqBhWEOWnm+HRPHTuz+ec1Gj4B4GKPifFFxsHaGRazroNAOI4O70SYDEnAuDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:24:59.414877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071374
observed 9c2db73a79833bf2f8d824721455500c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:59.397970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071374/manifest.json
observed 1a71ed39d42fedc0ce66216e099e956e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:59.379207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071374/publication.md
observed 98d79bbd6a02e27f411776d99d8c0291...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:59.359461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071374/publication.txt
observed 9e9a92205bb1092aede3d6c177122748...
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.