OpenTechnical

OT-2026-000079942

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000079942) never changes.

Identity and time

Publication numberOT-2026-000079942 · never reused
Internal UUID01a0ae96-4377-797d-83ce-3a39ebff8f1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079942
StatusPUBLIC

Content hashes

Canonical textf787a03af3797cafb0e1ec2d5230c3244a6c3bc3b6dc3025d5c706515af5b91a
Markdown71ddd33961bcd2a2f78c1c8c9496b9e01f2010f4d918a14f0cdc30f244901f96
PDF
Publication page471fffc909a5a1f82cd4269f03e5f1d7c1276cba148e2e5f21d5e921f8281765
Manifest5afc18ddcdb78c3c4580d27d2e763712e26cdea88c536f10b1c5960124763f85

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
SignaturekIgMlyBSlg+vRUF9CA2nKN3YPi0w0q1cjzMs9MJLOrgfnS3ZurzUdhAat3McY98iR9971nJwDRBGs9id8yoNBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:50.876449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079942
observed 471fffc909a5a1f82cd4269f03e5f1d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:50.858423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079942/manifest.json
observed 5afc18ddcdb78c3c4580d27d2e763712...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:50.841021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079942/publication.md
observed 71ddd33961bcd2a2f78c1c8c9496b9e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:50.822059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079942/publication.txt
observed f787a03af3797cafb0e1ec2d5230c324...
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.