OpenTechnical

OT-2026-000047293

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000047293) never changes.

Identity and time

Publication numberOT-2026-000047293 · never reused
Internal UUID01a0ae7f-3e56-7910-a203-8c89e3622d77 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047293
StatusPUBLIC

Content hashes

Canonical text70d233e2dcebe5d56a81f584ed8be6351eff193df11abc9181e5512225c7762c
Markdown57ea3d8977eb282fce8b8be178c362920075c27e841a301757e02e96b3f3c4ad
PDF
Publication pageb05a1065f22be4df8df7c4d49980cd3dd821c4ef0d984415fbda9ff3e8dd60b3
Manifest2cbfb2d9e56d8596b2d845cd602e12998d381fa165021f8761ae91a95fbf0fcd

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
SignaturepmlGLprBnbPVdlJChmZDPm04G8Nz9SOB1o9zG8U1ImGlbl+cap6qq+v3eCy9sIzjZwyQskcuIyHrlPkug/gTAQ==
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

2026-09-17T11:06:16.117503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047293
observed b05a1065f22be4df8df7c4d49980cd3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:16.099031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047293/manifest.json
observed 2cbfb2d9e56d8596b2d845cd602e1299...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:16.080245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047293/publication.md
observed 57ea3d8977eb282fce8b8be178c36292...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:16.064056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047293/publication.txt
observed 70d233e2dcebe5d56a81f584ed8be635...
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.