OpenTechnical

OT-2026-000064369

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, vented after 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-2026-000064369) never changes.

Identity and time

Publication numberOT-2026-000064369 · never reused
Internal UUID01a0ae8d-a460-78fe-b598-b9eb85fd6a49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064369
StatusPUBLIC

Content hashes

Canonical textbd2d58f45acb8da5c801a7a462db5952e0a0ce2980311f80df8763e51d29e42e
Markdown8ba12106c05574eeba34b93fa8388fa3674b30d8354f0a75db46eef567244ed0
PDF
Publication page17afad8195d945a985f43a9dcfb3df875fb629fa9b8736d59346384f2614dc33
Manifest73a2f8390ee902d4b78604d20bc6279365b5847db9137670978a533618c0d668

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
SignatureVG13gOQ0iUKix229wyv+soDipP9wGBlYbXcU6sYQhuCOaIpYeVKqGplXcWtBtiOYJdKtIebPVNkHPxKCE7lqCw==
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

2026-09-17T10:36:32.020724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064369
observed 17afad8195d945a985f43a9dcfb3df87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:32.002267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064369/manifest.json
observed 73a2f8390ee902d4b78604d20bc62793...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:31.985479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064369/publication.md
observed 8ba12106c05574eeba34b93fa8388fa3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:31.965450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064369/publication.txt
observed bd2d58f45acb8da5c801a7a462db5952...
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.