OpenTechnical

OT-2026-000034807

Publication integrity record

Foam pad 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-2026-000034807) never changes.

Identity and time

Publication numberOT-2026-000034807 · never reused
Internal UUID01a0ae76-1ed3-775a-b31c-1b10110786f9 · 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-2026-000034807
StatusPUBLIC

Content hashes

Canonical text174ec91313d935517ce7cb9630e92a3e9a46f9c9f9695ec397727025ddf5582e
Markdown6c990918d525b9f11de50d5974fe87b3d7e3e4223c653c261211ceec2e470a64
PDF
Publication page2a14834abb304d75a962506940932a0c2f326f3d63d2042aeef1a2743070f4d4
Manifest153874ec91ce543b0b46f53501b34eed3ce5dbaac08e4767908a0aef399cb9cb

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
SignatureZCMzKArkKN29mexAfyJd+dCFhTPOZ8fvQcuA923Lt8famjYymYBVxRXha26+SbJ6tmjJHjDrFWfNsnKq2hPHBg==
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

2026-09-17T11:30:18.980719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034807
observed 2a14834abb304d75a962506940932a0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:18.958377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034807/manifest.json
observed 153874ec91ce543b0b46f53501b34eed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:18.940888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034807/publication.md
observed 6c990918d525b9f11de50d5974fe87b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:18.923508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034807/publication.txt
observed 174ec91313d935517ce7cb9630e92a3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:47.329433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034807
observed 2a14834abb304d75a962506940932a0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:47.310021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034807/manifest.json
observed 153874ec91ce543b0b46f53501b34eed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:47.291923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034807/publication.md
observed 6c990918d525b9f11de50d5974fe87b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:47.273362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034807/publication.txt
observed 174ec91313d935517ce7cb9630e92a3e...
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.