OpenTechnical

OT-2026-000098398

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000098398) never changes.

Identity and time

Publication numberOT-2026-000098398 · never reused
Internal UUID01a0aea1-e965-7c88-a645-92ecffb3fe4d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098398
StatusPUBLIC

Content hashes

Canonical text374b520f5a0dd4ffe010fb0e06e89853881680afcbf19610ed7dc6f3827f4122
Markdown645aa03b99cc6b6450313718ad4ae5da49465884cef100e61a19ad4b8700041b
PDF
Publication page6c945363a9d36be129aff9c4fb888ff908c3101c83eee6febf3e9f7bad1c34a3
Manifestacb3ce90db1db0bc7257c297d1746ae2b81b5082d0ca3e0b2ecae469fc7ab31f

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
Signature3M3oDtEH4KAh2eZzucUwbUKc/+aPYm2mNm0Gonw+6xHdAiBocsAehVAJo0w2bJJT9qZIL8cOhiIKAyGCXDWLCQ==
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

2026-09-17T09:32:08.468624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098398
observed 6c945363a9d36be129aff9c4fb888ff9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:08.447988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098398/manifest.json
observed acb3ce90db1db0bc7257c297d1746ae2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:08.424259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098398/publication.md
observed 645aa03b99cc6b6450313718ad4ae5da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:08.405593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098398/publication.txt
observed 374b520f5a0dd4ffe010fb0e06e89853...
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.