OpenTechnical

OT-2026-000065817

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000065817) never changes.

Identity and time

Publication numberOT-2026-000065817 · never reused
Internal UUID01a0ae8e-46fb-74c4-8d09-8d1d690c0011 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065817
StatusPUBLIC

Content hashes

Canonical text920adf65a03be9a1b4eeae4b30c9855ab261213ec1d974807d35e709d20ebc6f
Markdownae6896a008916ca86fc760983cc32ea4cf836e1864fd750df839f9344424d567
PDF
Publication page9a8b19559283bc2801f2598270b6cf1ce7a618afc364bbd68f63fc6fb047851d
Manifestdba2e193c61a6fd52fad8431ef26bb81c417ba87dcc72ace7d3071ecf2dbc446

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
SignaturecXwATHSRH27KhcAWbqscOnHfdPupXPZjJnz+oyxZuYbrGKDYnc1PZuu16Xm0TtynPm2emlHN9B3J79fU3lJRCg==
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

2026-09-17T10:34:15.751458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065817
observed 9a8b19559283bc2801f2598270b6cf1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:15.733038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065817/manifest.json
observed dba2e193c61a6fd52fad8431ef26bb81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:15.715977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065817/publication.md
observed ae6896a008916ca86fc760983cc32ea4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:15.698181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065817/publication.txt
observed 920adf65a03be9a1b4eeae4b30c9855a...
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.