OpenTechnical

OT-2026-000046923

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, plant vacuum fed, 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-2026-000046923) never changes.

Identity and time

Publication numberOT-2026-000046923 · never reused
Internal UUID01a0ae7e-d0f6-7f67-b3b8-ee17dffb4326 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046923
StatusPUBLIC

Content hashes

Canonical text05e1febdb20c79fff11bee4eb9b10e125af2a013f1b4756dabcb315d020a05ce
Markdown74b142b940c90ac5918130ef2e167ca1286f5a7801d5e7e7a4281f3490d2f728
PDF
Publication page1112bb29d6faaf4aea3ffa0853afcd66610bef87fddcb84bfce14709dff199b3
Manifest284dff9c94adc08a3621c377d49ae63b698844043ff0681e0d5af3bd10573dde

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
Signature9xhNXZPXoZ5pZRKTKeFexG1AqbUyI4IfX6p6xZc3WNDelVRkJ1tvTcqwu2tFc6k0u4e4iysdxkcE5zZWW8xcCQ==
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

2026-09-17T11:10:04.320896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046923
observed 1112bb29d6faaf4aea3ffa0853afcd66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.301789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046923/manifest.json
observed 284dff9c94adc08a3621c377d49ae63b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.283424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046923/publication.md
observed 74b142b940c90ac5918130ef2e167ca1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.264976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046923/publication.txt
observed 05e1febdb20c79fff11bee4eb9b10e12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:38.773994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046923
observed 1112bb29d6faaf4aea3ffa0853afcd66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:38.756136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046923/manifest.json
observed 284dff9c94adc08a3621c377d49ae63b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:38.738666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046923/publication.md
observed 74b142b940c90ac5918130ef2e167ca1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:38.719954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046923/publication.txt
observed 05e1febdb20c79fff11bee4eb9b10e12...
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.