OpenTechnical

OT-2026-000046295

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000046295) never changes.

Identity and time

Publication numberOT-2026-000046295 · never reused
Internal UUID01a0ae7e-57cb-7c7a-b8bb-f7f838d89e42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046295
StatusPUBLIC

Content hashes

Canonical text3cb8f2afb92ee893d7e035de41c858aa3a6abb57399b72a6503a4664a00c70b7
Markdown46531c3b69d90831f61e9d47451c7a538a0d1a5120490dafb98bae98af58ad98
PDF
Publication page4f3528474a020be6f65948d0bffd5917d4ce8048e2f8307dc34232e4f720a733
Manifest214090c8c49d928c8123e7a8c467e62d7e909c2fd946539158f4ee2faf15c55a

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
Signaturem32iXDlAz+LXLqjOUlx7SBMPTaCZK6udpFFREsDowxuDdQIU43Vgqm3sz343qJS3pk9eyc2cbD+JQ2PPVt49AQ==
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

2026-09-17T11:08:15.824809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046295
observed 4f3528474a020be6f65948d0bffd5917...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:15.805195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046295/manifest.json
observed 214090c8c49d928c8123e7a8c467e62d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:15.787010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046295/publication.md
observed 46531c3b69d90831f61e9d47451c7a53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:15.766561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046295/publication.txt
observed 3cb8f2afb92ee893d7e035de41c858aa...
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.