OpenTechnical

OT-2026-000047100

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000047100) never changes.

Identity and time

Publication numberOT-2026-000047100 · never reused
Internal UUID01a0ae7e-d0f8-7e41-9922-d12f85bf2ac8 · 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-2026-000047100
StatusPUBLIC

Content hashes

Canonical text5f45800c9bb8ae47afbe58427a92df8032dc32e950e27c71224061ead6325ed4
Markdown031ea5acfcddc5e28d65c92b99d2f0480ff868bec1f21146f53d9796c31db439
PDF
Publication pageb79060d8b74fefad9d9d93fa55cbb9c7e6134ed7316e26ef89043dd83d184cc8
Manifeste004da6458b22cc98319f76f0bd1668a64d250eca359830b5146a0302899190f

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
Signaturekxs15yBMVBu9xEQciXm405hvhIwwb8mL5IMz1h1QizhHySPx4pM333C9//pvpb1RQFyCPYuo8yGvguQss2PLAg==
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

2026-09-17T11:10:25.285870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047100
observed b79060d8b74fefad9d9d93fa55cbb9c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.263547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047100/manifest.json
observed e004da6458b22cc98319f76f0bd1668a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.238880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047100/publication.md
observed 031ea5acfcddc5e28d65c92b99d2f048...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.213229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047100/publication.txt
observed 5f45800c9bb8ae47afbe58427a92df80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.430383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047100
observed b79060d8b74fefad9d9d93fa55cbb9c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.411292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047100/manifest.json
observed e004da6458b22cc98319f76f0bd1668a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.390525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047100/publication.md
observed 031ea5acfcddc5e28d65c92b99d2f048...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.369764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047100/publication.txt
observed 5f45800c9bb8ae47afbe58427a92df80...
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.