OpenTechnical

OT-2026-000040765

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000040765) never changes.

Identity and time

Publication numberOT-2026-000040765 · never reused
Internal UUID01a0ae79-6d0f-7c85-8345-cde2b96a34a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040765
StatusPUBLIC

Content hashes

Canonical text3ecb50020633e30c5458df4cfa052477a4d5c22c8aac69c192832cfda02c19c4
Markdowne386921d1ea104ff5556ccf0a92d92ab98f044459be4c42f3c7fe24e90d85c55
PDF
Publication pagec8749c03d347d8948931dd07692517ccde610375c1625af705b0a2ff9496f9ec
Manifest6235a13f16177706e7c6b8818841698cd5193d6e3d243916b8c122c2c17ddf29

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
SignatureSNTvGXTXGx2jf8lD0tPf4xKkTjaH7Ll2lh+AsDSwVsATMe4xd/8oiqHUWtL1ubq9pzCvBuiTLAoAbeF7XHuqDA==
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

2026-09-17T11:20:03.897248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040765
observed c8749c03d347d8948931dd07692517cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:03.881764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040765/manifest.json
observed 6235a13f16177706e7c6b8818841698c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:03.865898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040765/publication.md
observed e386921d1ea104ff5556ccf0a92d92ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:03.847444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040765/publication.txt
observed 3ecb50020633e30c5458df4cfa052477...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:31.778886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040765
observed c8749c03d347d8948931dd07692517cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:31.762939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040765/manifest.json
observed 6235a13f16177706e7c6b8818841698c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:31.745764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040765/publication.md
observed e386921d1ea104ff5556ccf0a92d92ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:31.728843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040765/publication.txt
observed 3ecb50020633e30c5458df4cfa052477...
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.