OpenTechnical

OT-2026-000070317

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000070317) never changes.

Identity and time

Publication numberOT-2026-000070317 · never reused
Internal UUID01a0ae91-545e-770c-ad2b-a42f2024aa1a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070317
StatusPUBLIC

Content hashes

Canonical textf2cabe0885d116640c9afd96fd78c8beb183b16a62553d3305b332780cbc5a5d
Markdown0b430fd174a20853cb236b6daebdf4454ef4099ba8733bf846dd728d2411ed82
PDF
Publication pagead7d2093f2e73b7f18ae5a5a3c468d5c47687a9f0e4548a36861b085dd42f399
Manifest6ebc946f0ebbe1d67cd4454cdbe6e8efbc0722a8f6c51be6e03efe336f3c4781

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
Signaturev3+qgoSTUtaOCJmTNc1ig0SGtI313m/k3zkrMr/C92XCV4yDxbFhkRNvSZc7VPg7ByCWawMc7ecbrdD7jCoVCg==
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

2026-09-17T10:26:06.417371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070317
observed ad7d2093f2e73b7f18ae5a5a3c468d5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:06.401414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070317/manifest.json
observed 6ebc946f0ebbe1d67cd4454cdbe6e8ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:06.384391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070317/publication.md
observed 0b430fd174a20853cb236b6daebdf445...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:06.368116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070317/publication.txt
observed f2cabe0885d116640c9afd96fd78c8be...
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.