OpenTechnical

OT-2026-000095784

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000095784) never changes.

Identity and time

Publication numberOT-2026-000095784 · never reused
Internal UUID01a0ae9f-fac6-7824-bf0c-9d1d7297b92a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095784
StatusPUBLIC

Content hashes

Canonical text0f7f3531f8be19c15de15f65a7008a31b7d968b1b0eb0553c32124e961360511
Markdownbf558ddc3e63cb43084da469d34ea50fe4bbd50566d19edcfe0cc12a4170fa82
PDF
Publication page977d524303866b84125526fe77ef7e6ab3b98160c969238fb59312830de29a08
Manifestd802d8fc1e58c3f585a57adc5c5bd6f2e4004981ca7e28f7b81af97d4ec00625

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
SignatureIKuQsLgAp3coP6yNWJb2FYnF3cLSp2eYDQHT8rpB3lHkdbCHJ3YhT1JOSUtGI2C6QHaYo8Oh++EZqO41NOSqBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:51.232091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095784
observed 977d524303866b84125526fe77ef7e6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:51.214621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095784/manifest.json
observed d802d8fc1e58c3f585a57adc5c5bd6f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:51.197206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095784/publication.md
observed bf558ddc3e63cb43084da469d34ea50f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:51.181166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095784/publication.txt
observed 0f7f3531f8be19c15de15f65a7008a31...
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.