OpenTechnical

OT-2026-000047957

Publication integrity record

Single cup vacuum gripper, single stage ejector, supply line 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-2026-000047957) never changes.

Identity and time

Publication numberOT-2026-000047957 · never reused
Internal UUID01a0ae7f-c422-7be9-a6a6-0fee1fdee3d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047957
StatusPUBLIC

Content hashes

Canonical texteeca733a45480f52ec37859ed415729158d7a073a8764b0661ef7c18d0c95ded
Markdowndd0a9e4a18cdb51c24d9d0a21513fbd882011cc6d38c486f15e4ae50a9344119
PDF
Publication page7b0ae8933e924600966d3b44039873a4b9be4626935ba073d29bfc55df711557
Manifest977709642373c39e083eca1540cf15eca782b679a250e78bfcadbd01afb236b5

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
SignatureSpDwjXzYWak2bZwn5IcShxrHkvS+qgtCD24kz+I4fXe6fhIPeDj6pU2S8Yj1jyWxWTz4FBbS+iLSHlpJ7hhSBA==
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

2026-09-17T11:05:55.726319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047957
observed 7b0ae8933e924600966d3b44039873a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:55.707715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047957/manifest.json
observed 977709642373c39e083eca1540cf15ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:55.688670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047957/publication.md
observed dd0a9e4a18cdb51c24d9d0a21513fbd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:55.668151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047957/publication.txt
observed eeca733a45480f52ec37859ed4157291...
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.