OpenTechnical

OT-2026-000084140

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented after 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-2026-000084140) never changes.

Identity and time

Publication numberOT-2026-000084140 · never reused
Internal UUID01a0ae98-5b5f-7165-9892-e64d5a497239 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084140
StatusPUBLIC

Content hashes

Canonical text16f9de2aae256859a9efd7ac6f9e94e1b5f6f3bbc1777568cfcca313c142d6ee
Markdown7a0fd1bc642fa67cf73d351a67a26590641f71ceea08fe15c483a8fa747256e5
PDF
Publication pageca316e2891233de48418a104465338aa1cec374a888c3aec6ae4c660ff6e8e25
Manifest5cf746f7b890534293f4f316cb6a040c00fcb83a6c4d361c22d4ea804337b561

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
SignatureUrk0qowP9nTyp8srUmEkqKZNEmIW87xjpNGB8KOk3zfud1ZVcGt1oEB9s8IryCwxFoWg0iolWHXdq6OQt1bvDQ==
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

2026-09-17T09:55:54.378657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084140
observed ca316e2891233de48418a104465338aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:54.361189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084140/manifest.json
observed 5cf746f7b890534293f4f316cb6a040c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:54.342611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084140/publication.md
observed 7a0fd1bc642fa67cf73d351a67a26590...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:54.324512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084140/publication.txt
observed 16f9de2aae256859a9efd7ac6f9e94e1...
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.