OpenTechnical

OT-2026-000024853

Publication integrity record

Single cup vacuum gripper, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000024853) never changes.

Identity and time

Publication numberOT-2026-000024853 · never reused
Internal UUID01a0ae71-2727-7735-a7b9-0e0ef3ccd5cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024853
StatusPUBLIC

Content hashes

Canonical textb154a90b1b9106c8df5d33630b6044b49c307f9952881139ec83f62daa5f9387
Markdowna8f96a8d14e91e9f36a6deab944f6587e5e88824d24fc2af2ff1d0dc04e120db
PDF
Publication page77e0bc35a7625dd700ef7caa0ac581ba966f64f1e5d1390e4a67cb1010f408ff
Manifestf80a5c1f9f9ba75faa863553771b4a8164cfda1164990e72bc08841fa7e4b2ce

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
SignatureE/eexHSTPkAIhFY7QK8swh+rJguwXdjMaS+L2WG7easLN7Q/epkO9pooCas4WQ8dDCy05suYC7NPnLMsYa6/AA==
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

2026-09-17T11:47:55.501121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024853
observed 77e0bc35a7625dd700ef7caa0ac581ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:55.485174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024853/manifest.json
observed f80a5c1f9f9ba75faa863553771b4a81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:55.468217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024853/publication.md
observed a8f96a8d14e91e9f36a6deab944f6587...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:55.428268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024853/publication.txt
observed b154a90b1b9106c8df5d33630b6044b4...
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.