OpenTechnical

OT-2026-000092387

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000092387) never changes.

Identity and time

Publication numberOT-2026-000092387 · never reused
Internal UUID01a0ae9d-b5fb-7160-b7ec-fa0b680eadfd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092387
StatusPUBLIC

Content hashes

Canonical text2dd9808cdd570839c54af2232203c312c6f67b2aeb28354b53be0f63e2d8e200
Markdown4eec447b475ea1af1ab25a375594ed3338480322ea96307ed2f13c5c61d0600c
PDF
Publication pagec627f3ffdbfcf58925a9a01b9b288ef53523bef4e5f8a5303c31f2faf8a23875
Manifest77e5914faf1c14e64294a408087a63ee677e75bea2497b862c2e5171c484c062

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
Signaturee3VXvdQKAMQ8MUbwM06NcYsw4+IjiEixkmnECsrYneTleh2zfKu1n2KkCvftDG0AiHBPPOYdmfObeKjxS0h+Ag==
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

2026-09-17T09:40:55.821146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092387
observed c627f3ffdbfcf58925a9a01b9b288ef5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:55.802436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092387/manifest.json
observed 77e5914faf1c14e64294a408087a63ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:55.781991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092387/publication.md
observed 4eec447b475ea1af1ab25a375594ed33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:55.762015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092387/publication.txt
observed 2dd9808cdd570839c54af2232203c312...
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.