OpenTechnical

OT-2026-000086418

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, 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-2026-000086418) never changes.

Identity and time

Publication numberOT-2026-000086418 · never reused
Internal UUID01a0ae9a-2c97-7bb6-8f5b-bc0d8a16fd27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086418
StatusPUBLIC

Content hashes

Canonical text2a2a9837d8df2b60e8917e41d86ea726a0d8352c1e52139b7426963c029e8fbd
Markdown204ddc2c54bafd0287e41c0fbadaed86c27bf88294a5b4561c9e6f3e3ede34dd
PDF
Publication page911de6675a027455eccc757f46d5c7faa45dcda1d827259b5ee870160dab8918
Manifesteb109e10b4be9665e73d2cc90d463edf3128950e3815febc78e9c301aabeb789

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
SignaturehFwGPGXEdcDlD7EnjGxtl7Ktp9d5a1EIDZD8gMzBTeWOpTMKwj04VZa8/eAxUNwaFI5mNEGAhfTh3R/xRFxACA==
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

2026-09-17T09:52:12.677913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086418
observed 911de6675a027455eccc757f46d5c7fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:12.659210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086418/manifest.json
observed eb109e10b4be9665e73d2cc90d463edf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:12.640209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086418/publication.md
observed 204ddc2c54bafd0287e41c0fbadaed86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:12.611447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086418/publication.txt
observed 2a2a9837d8df2b60e8917e41d86ea726...
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.