OpenTechnical

OT-2026-000075860

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000075860) never changes.

Identity and time

Publication numberOT-2026-000075860 · never reused
Internal UUID01a0ae94-29fe-726e-8af2-23e2565636e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075860
StatusPUBLIC

Content hashes

Canonical text4befb869167e48104f59913a432f1178a7562fadf67710e1773bf09b6d2b6f9f
Markdown33075418880ac2b9442c992932b5f74531203ae6d3b02fc477cec454115d811e
PDF
Publication page1b373066e8bbf57c18b1417dde5d6b3f72d86f6b5c9c245cc554524e5def65f6
Manifest4267b9cc8de0d768d1e6e7ed376ea8190b8f7b63c0954b402473a9cf3e9233d2

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
SignatureZyu5txOTSHFxZa3a6rh7xLr44ZZfeVbdrqZrsLXlCJCxhHrPFlR5k1EtiV9HMNsePezTILH0gy/pI7ShkqrfBg==
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

2026-09-17T10:14:35.717141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075860
observed 1b373066e8bbf57c18b1417dde5d6b3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:35.698198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075860/manifest.json
observed 4267b9cc8de0d768d1e6e7ed376ea819...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:35.556016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075860/publication.md
observed 33075418880ac2b9442c992932b5f745...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:35.537709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075860/publication.txt
observed 4befb869167e48104f59913a432f1178...
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.