OpenTechnical

OT-2026-000015867

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two 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-2026-000015867) never changes.

Identity and time

Publication numberOT-2026-000015867 · never reused
Internal UUID01a0ae6e-0c4c-7360-b596-8f78f74bf46f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015867
StatusPUBLIC

Content hashes

Canonical text4ab5f200d48567326b9e53a22f18d913a5042e30251781d9ff48fa4679008e63
Markdowna2e6f3b115b9d48c68dd91c11c009851b17e0cfcffaf12aedb4f3c6f4200ff2a
PDF
Publication pagea3789c07b5622149d5c6c4d3f721a9cc22734a72f069cc286b6e910c6d9a51ba
Manifest202c83951268b6817ede2fb36f9dc4be4709d1910e2319f9996311c944796211

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
SignatureDkvUhcciqnwhmezoAquoE17+0qYscNS3Uu5VlfClaGYGHQmDT1muIoJC0Yd1ot1U1Q7qyNE7WU4Yrtr59ZBxBA==
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

2026-09-17T12:05:18.769493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015867
observed a3789c07b5622149d5c6c4d3f721a9cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:18.750967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015867/manifest.json
observed 202c83951268b6817ede2fb36f9dc4be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:18.730670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015867/publication.md
observed a2e6f3b115b9d48c68dd91c11c009851...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:18.710481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015867/publication.txt
observed 4ab5f200d48567326b9e53a22f18d913...
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.