OpenTechnical

OT-2026-000034775

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, 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-2026-000034775) never changes.

Identity and time

Publication numberOT-2026-000034775 · never reused
Internal UUID01a0ae76-1ed2-704a-8183-68176412499f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034775
StatusPUBLIC

Content hashes

Canonical textea8c7c6b65851cafcf6dea5692d03a0f773113f1f3940dc12bc93757e739aee2
Markdowneb09b92588d699455df626cab373a4bb8148deba0b0b5293c60da9f1bc466930
PDF
Publication page48fcb9e22f0eb1a530ba90943260bce9ac553bb07a58d59f90ea18fe61a36b49
Manifest488c6a35983e3231210f0d0026a232526e33cf3e51d533eed0034ce24874fca7

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
SignatureY8OMiHikmifY4AoYbzqjiLXrxTdxqVBQPS+DKODYsPmeLZr5YaxKhlgnjr4flm3x9GXQkqZBLM1dPQDN6hVWCg==
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

2026-09-17T11:30:16.334269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034775
observed 48fcb9e22f0eb1a530ba90943260bce9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:16.317893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034775/manifest.json
observed 488c6a35983e3231210f0d0026a23252...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:16.298469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034775/publication.md
observed eb09b92588d699455df626cab373a4bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:16.275973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034775/publication.txt
observed ea8c7c6b65851cafcf6dea5692d03a0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:44.710613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034775
observed 48fcb9e22f0eb1a530ba90943260bce9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:44.692585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034775/manifest.json
observed 488c6a35983e3231210f0d0026a23252...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:44.674732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034775/publication.md
observed eb09b92588d699455df626cab373a4bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:44.656347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034775/publication.txt
observed ea8c7c6b65851cafcf6dea5692d03a0f...
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.