OpenTechnical

OT-2026-000014934

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000014934) never changes.

Identity and time

Publication numberOT-2026-000014934 · never reused
Internal UUID01a0ae6d-d095-7dea-8d31-cc74591cd24e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014934
StatusPUBLIC

Content hashes

Canonical text98ec8e55e9348d2f3abee789242cdb503fc1fb28b9846f265a887bbd309d6c4d
Markdown8541f3f39dfa57332942b1143bf94666b40a077f6bd2d0537bed4df045c854d8
PDF
Publication pagebdc831c413df35e6302ffcc2ed453d94192454bf16139801fe6ee218e887c95c
Manifestb17734f064f4d2926fde6e5a9d4d48479c3083a2b3909c501440f135c5aa6d91

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
SignaturenwEgc50WvSYvSJ8PWTTq16Gjnzd/63vOM6gZtv/wK0XGHhmrbhLVLlVf9qjBW+P1vboF+MIoVDnq0sk2D9zhCQ==
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

2026-09-17T12:06:52.656790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014934
observed bdc831c413df35e6302ffcc2ed453d94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:52.636825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014934/manifest.json
observed b17734f064f4d2926fde6e5a9d4d4847...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:52.617127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014934/publication.md
observed 8541f3f39dfa57332942b1143bf94666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:52.596983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014934/publication.txt
observed 98ec8e55e9348d2f3abee789242cdb50...
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.