OpenTechnical

OT-2026-000036344

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump 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-2026-000036344) never changes.

Identity and time

Publication numberOT-2026-000036344 · never reused
Internal UUID01a0ae77-01d0-755a-b3fc-22373a011f65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036344
StatusPUBLIC

Content hashes

Canonical text8f41cfb80cb4700e84403dccabdca6ed41a156d0ce6a151c52e86f56789d3ffe
Markdown3e613b9e58a6120b94d2558323dc05addfbea3740ec3ec15d8e2c067c132d09f
PDF
Publication pagee641f44d1fcd064c5b2ea862df0973763898b9525fa865bf2c83202ec5aa96af
Manifesta7573684c518dce47104aae6a700bec30d8ea27d82c69cd95a3f1ad0f068597b

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
Signaturez3eiA3DjDBSKFOl+7shk0JjqvE/leNY1eaHWueQRl6nhGCyop/iEsRIgfB1zzzH7IDH5FygvRz7QI10fqKs3Cw==
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

2026-09-17T11:26:37.437837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036344
observed e641f44d1fcd064c5b2ea862df097376...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:37.421434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036344/manifest.json
observed a7573684c518dce47104aae6a700bec3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:37.406358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036344/publication.md
observed 3e613b9e58a6120b94d2558323dc05ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:37.389201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036344/publication.txt
observed 8f41cfb80cb4700e84403dccabdca6ed...
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.